Trek

Trek is one of the world's most iconic bicycle brands — an American manufacturer founded in Waterloo, Wisconsin in 1976, producing road, mountain, hybrid, and e-bikes for cyclists at every level from beginner to professional. Trek bikes are ridden by Tour de France winners, World Cup mountain bike racers, and...

Trek is one of the world's most iconic bicycle brands — an American manufacturer founded in Waterloo, Wisconsin in 1976, producing road, mountain, hybrid, and e-bikes for cyclists at every level from beginner to professional. Trek bikes are ridden by Tour de France winners, World Cup mountain bike racers, and millions of everyday cyclists worldwide, with a product range that spans entry-level trail bikes to flagship carbon race machines. At Swinnerton Cycles, we stock Trek bikes, frame parts, and accessories for cyclists looking for one of the world's most trusted and recognised bicycle brands.

Our Trek range includes the Marlin 4 Gen 3 mountain bike — Trek's entry-level hardtail MTB designed for trail riding with a durable, adaptive frame — alongside genuine Trek frame parts and accessories including full suspension rocker pivot bolts and water bottle nutsert plugs for maintaining and repairing Trek bikes.

Why Choose Trek?

  • American bicycle brand founded in Waterloo, Wisconsin in 1976
  • Ridden by Tour de France winners and World Cup mountain bike racers worldwide
  • Marlin 4 Gen 3 entry-level hardtail MTB with durable, adaptive frame for trail riding
  • Genuine Trek frame parts including M10x1mm full suspension rocker pivot bolts
  • Water bottle nutsert plug M4 x 13mm for secure bottle cage mounting on Trek frames
  • One of the world's most trusted and recognised bicycle brands across all disciplines

Top Selling Trek Products

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  • Trek Torque-Limiting Rivnut Tool in grey for precise fastening, designed for workshop use, shown in close-up.Trek Torque-Limiting Rivnut Tool for precise fastening, grey color, workshop tool, one size, used for rivnut installation.

      Trek Torque-Limiting Rivnut Tool for Precise Fastening Grey One Size

      The Trek Torque-Limiting Rivnut Tool ensures precise fastening with controlled torque. Its durable design offers reliability for workshop tasks, making installations efficient and consistent. What It’s Good For Achieving accurate torque for secure fastenings Durable construction suited for workshop use Enhancing efficiency in nutsert...
      £59.99
      £59.99
    • Trek Diamant Solo E-bike rear light in silver mounted on 50mm rear rack, accessory for enhanced visibility and safety.Trek Diamant Solo E-bike rear light in silver mounted on a 50mm rear rack for enhanced visibility and safety.

        Trek-Diamant Solo E-bike Rear Light Silver for 50mm Rear Rack Mount

        The Trek-Diamant Solo E-bike Rear Bike Light in silver offers a reliable and seamless lighting solution designed specifically for your e-bike’s rear rack. Engineered as a genuine replacement part, it integrates effortlessly with the eBike system to ensure optimal performance and enhanced visibility during...
        £19.99
        £19.99
      • Trek Slash 2021 alloy downtube armor protective frame guard in black, designed for bike frame protection.Trek 2021 Slash alloy upper downtube frame guard in black, protective bike accessory for frame protection.

          Trek 2021 Slash Alloy Upper Downtube Armor Protective Frame Guard Black One Size

          Protect your Trek Slash Alloy frame with this durable upper downtube armor. Designed specifically for the 2021 model, it shields against scratches and impacts. Crafted to fit perfectly, it preserves your bike’s sleek look while extending its lifespan. Easy to install and made from...
          £19.99
          £19.99
        • Trek black road handlebar remote for electronic shifting, compatible with various Trek bike models, shown with mounting details.Trek black road handlebar remote for electronic shifting, compatible with various bike sizes, shown mounted on a bicycle handlebar.

            Trek Road Handlebar Remote Black for Electronic Shifting – One Size Compatible

            The Trek Road Handlebar Remote in sleek black is a must-have accessory for cyclists aiming to elevate their riding experience. Designed with precision and built for durability, this remote offers effortless control over your electronic shifting system, enabling swift and accurate gear changes without...
            £54.99
            £54.99
          • Trek Speed Concept BTA bottle straw with leak-proof bite valve in black, accessory for cycling hydration systems.Trek Speed Concept BTA bottle straw with leak-proof bite valve in black, bike accessories for hydration.

              Trek Speed Concept BTA Bottle Straw with Leak-Proof Bite Valve Black One Size

              Enhance your hydration experience with the Trek Speed Concept BTA Bottle Straw. Designed with a bite valve for easy sipping, it fits perfectly and ensures quick access to fluids. Durable and compatible with various mounts, this straw accessory is essential for serious cyclists looking...
              £14.99
              £14.99
            • Trek Fetch+ 4 black rainfly weatherproof cover for cargo box, providing protection from rain and weather elements.Trek Fetch+ 4 black weatherproof rainfly cover accessory for cargo box, protecting the cargo box from rain and weather elements.

                Trek Fetch+ 4 Black Rainfly for Cargo Box – Weatherproof Cover Accessory

                The Trek Fetch+ 4 Rainfly Black Cargo Box Rainfly is a must-have accessory for anyone looking to protect their cargo box from the elements. Designed by Trek, a leader in quality outdoor gear, this rainfly offers superior coverage that keeps your belongings dry and...
                £279.99
                £279.99
              • Trek Solstice youth unisex cycling jersey, breathable eco-friendly performance clothing, with vibrant colors and athletic fit.Youth unisex Trek Solstice cycling jersey, breathable and eco-friendly performance clothing, shown in a vibrant design.

                Trek Solstice Youth Unisex Cycling Jersey – Breathable, Eco-Friendly Performance - Black

                The Trek Solstice Youth Cycling Jersey offers comfort and durability for young cyclists. Crafted with eco-conscious materials, it supports active movement and breathability. Designed for unisex wear, this jersey ensures a perfect fit and reliable performance on every ride, inspiring confidence in aspiring riders....
                £24.99
                £24.99
                • Black
              • Trek Circuit women's cycling jersey, breathable and fitted eco-friendly performance top, shown in a close-up of the fabric and design.Trek Women's Circuit Cycling Jersey, breathable and fitted eco-friendly performance top, designed for comfort during rides.

                Trek Circuit Women's Cycling Jersey – Breathable, Fitted, Eco-Friendly Performance Top - Black

                Experience unmatched comfort and style with the Trek Circuit Women's Cycling Jersey. Designed for versatility, it features eco-conscious materials and a tailored fit that moves with you. This jersey keeps you cool and dry on every ride, combining performance with a sleek design perfect...
                £51.83
                £54.99
                £51.83
                Save £3.16
                • Black
                • Blush
              • Trek Evoke Youth mountain bike shorts with padded comfort and eco-friendly fabric, shown on a young rider's legs.Trek Evoke Youth mountain bike shorts with padded comfort and eco-friendly fabric, designed for young riders' outdoor cycling.

                Trek Evoke Youth Mountain Bike Shorts with Padded Comfort and Eco-Friendly Design - Black

                Designed for young riders, these Trek Evoke Youth Mountain Bike Shorts combine comfort and durability with eco-conscious materials. Perfect for trail adventures and everyday wear, they offer padded protection and a flexible fit. What It’s Good For Providing comfortable padding for longer rides Using...
                from £32.16
                £47.99
                from £32.16
                Save £15.83
                • Black
              • Trek Blaze WaveCel mountain bike helmet with advanced impact protection, lightweight design, and adjustable straps.Trek Blaze WaveCel mountain bike helmet with advanced impact protection, shown in a natural outdoor setting.

                Trek Blaze WaveCel Mountain Bike Helmet with Advanced Impact Protection - Gravel & Dark Aquatic

                The Trek Blaze WaveCel Mountain Bike Helmet is meticulously engineered to deliver exceptional protection and comfort for riders at every skill level. Featuring innovative WaveCel technology, this helmet excels in absorbing impacts, dramatically lowering the risk of head injuries during intense mountain biking sessions....
                £199.99
                £199.99
                • Gravel & Dark Aquatic
                • Bronze Age & Black
              • Black Trek Solstice bike helmet fit pad, 12mm thick replacement cushion, one size, designed for comfortable helmet fit.Black Trek Solstice bike helmet fit pad, 12mm thick replacement cushion, comfortable for cycling helmets, one size.

                  Trek Solstice Bike Helmet Fit Pad 12mm Thick Black Replacement Cushion One Size

                  Upgrade your Trek Solstice helmet with this 12mm thick black fit pad for a perfect, comfortable fit. Designed to enhance protection and stability, it ensures your helmet stays secure during every ride. Made to fit one size, this pad offers easy installation and durability,...
                  £3.99
                  £3.99
                • Trek cycling shoe replacement BOA Li2 right dial, spare part for Trek cycling shoes, close-up of the black dial mechanismTrek BOA Li2 right dial replacement for cycling shoes, close-up of the spare dial accessory for Trek cycling footwear.

                  Trek Shoe Replacement BOA Li2 Right Dial Spare for Cycling Shoes Accessories - Silver

                  Keep your cycling footwear in top condition with the Trek Shoe Replacement BOA Li2 Right Dial. Specifically designed to fit the right dial of Trek shoes, this replacement part ensures precise and secure adjustments, so you maintain the perfect fit every time. Crafted from...
                  £24.99
                  £24.99
                  • Silver
                  • Gold
                • Trek Kids™ unisex bike gloves showing breathable fabric, padded palms, and adjustable wrist straps for comfortable cycling.Trek Kids™ unisex bike gloves showing breathable, durable cycling gloves with padded palms and adjustable wrist straps for kids.

                  Trek Kids™ Unisex Bike Gloves – Breathable, Durable Cycling Gloves for Kids - Blue

                  These Trek Kids™ Unisex Bike Gloves combine vibrant graphics with durable comfort, perfect for young riders. Designed to protect little hands, they ensure a secure grip and enhanced control on every ride. Made with breathable materials, these gloves keep hands cool and comfortable during...
                  £14.99
                  £14.99
                  • Blue
                  • Red
                  • Pink
                  • Yellow
                • Trek Dual Sport+ 2 Stagger women’s e-hybrid bike with Shimano Altus M2000 gears and HyDrive motor, shown with frame and components.Trek Dual Sport+ 2 Stagger women’s e-hybrid bike with Shimano Altus M2000 gears and HyDrive motor, shown on a trail.

                  Trek Dual Sport+ 2 Stagger Women’s e-Hybrid Bike with Shimano Altus M2000 & HyDrive Motor - Hex Blue

                  The Trek Dual Sport+ 2 Stagger Women’s e-Hybrid Bike integrates advanced engineering with thoughtful design to meet the demands of modern riders. Featuring the reliable HyDrive hub motor, this e-bike delivers a seamless and natural pedal-assist experience that enhances every journey. Its lightweight frame...
                  £1,241.70
                  £2,150.00
                  £1,241.70
                  Save £908.30
                  • Galactic Grey
                  • Hex Blue
                • Trek Farley 5 fat bike with 4.5-inch tires designed for snow, sand, mud, and trail riding, shown on rugged terrain.Trek Farley 5 fat bike with 4.5-inch tires for snow, sand, mud, and trail riding, shown with a rider on a rugged trail.

                  Trek Farley 5 Fat Bike with 4.5-Inch Tires for Snow, Sand, Mud & Trail Riding - Satin Blue Sage To Lithium Grey Fade

                  The Trek Farley 5 Fat Bike is meticulously designed to offer exceptional performance across diverse and challenging terrains, including snow, sand, mud, and rugged trails. Its standout feature is the 4.5-inch fat tires that provide superior flotation and traction, allowing riders to confidently maneuver...
                  £1,700.00
                  £1,700.00
                  • Satin Blue Sage To Lithium Grey Fade
                • Trek Checkpoint+ SL 7 AXS electric gravel bike with SRAM Force wireless drivetrain, featuring a sleek frame and off-road tires.Trek Checkpoint+ SL 7 AXS electric gravel bike with SRAM Force wireless drivetrain, black and red frame, and rugged tires.

                  Trek Checkpoint+ SL 7 AXS Electric Gravel Bike with SRAM Force Wireless Drivetrain - Chameleon Green

                  The Trek Checkpoint+ SL 7 AXS redefines electric gravel biking with its advanced design and premium components. Crafted from lightweight OCLV Carbon, this bike offers exceptional agility and durability for diverse terrains. Its TQ HPR60 motor ensures a powerful yet quiet ride, providing seamless...
                  £6,500.00
                  £6,500.00
                  • Chameleon Green
                • Trek Light Trek Flare R City Rear Light | Swinnerton Cycles

                    Trek Flare R City Rear Light – USB-C Rechargeable, Daytime Visibility, IPX7 Waterproof

                    The Trek Light Trek Flare R City Rear Light is expertly crafted to enhance your visibility and safety in urban environments. Its innovative design features focused optics and an interruptive flash pattern that ensures you can be seen up to 900 meters away during...
                    £30.45
                    £34.99
                    £30.45
                    Save £4.54
                  • Trek Powerfly+ Mudguard Set Black 29", Front and Rear | Swinnerton Cycles

                      Trek Powerfly+ 29" Mudguard Set Front & Rear Black – Bike Fender Protection

                      The Trek Powerfly+ Mudguard Set in sleek black is expertly designed for 29" wheels, providing essential protection for your bike in all riding conditions. This set includes both front and rear mudguards, offering complete coverage against mud, water, and debris to keep your bike...
                      £34.80
                      £39.99
                      £34.80
                      Save £5.19
                    • Trek Colour-Matched Matte Carbon Seat Mast Cap & 7 mm Round Ears Onyx Carbon 175mm x 5mm | Swinnerton CyclesTrek Colour-Matched Matte Carbon Seat Mast Cap & 7 mm Round Ears Onyx Carbon 175mm x 5mm | Swinnerton Cycles

                        Trek Matte Carbon Seat Mast Cap 175mm x 5mm with 7mm Round Ears Onyx Carbon

                        The Trek Colour-Matched Matte Carbon Seat Mast Cap with 7 mm Round Ears in Onyx Carbon is a premium accessory crafted to elevate your bike’s functionality and style. Made from high-quality carbon, this seat mast cap delivers impressive strength without adding unnecessary weight, ensuring...
                        £179.99
                        £179.99
                      • Trek Procaliber 9.5 Gen 3 mountain bike featuring IsoBow frame technology and 26-inch wheels for trail riding.Trek Procaliber 9.5 Gen 3 mountain bike with IsoBow frame technology, shown in portrait view, designed for trail performance.

                        Trek Procaliber 9.5 Gen 3 Mountain Bike with IsoBow Frame Technology for Enhanced Trail Performance - Matte Keswick Green/Mercury

                        The Trek Procaliber 9.5 Gen 3 Mountain Bike represents a significant advancement in trail performance, integrating the innovative IsoBow frame technology to deliver superior vertical compliance. This design effectively absorbs trail vibrations, resulting in a smoother and more controlled ride even on the most...
                        £1,750.00
                        £1,750.00
                        • Matte Keswick Green/Mercury
                      • Trek Powerfly+ 4 equipped Gen 5 E-mountain bike with 800Wh removable battery, shown from the side with rugged tires and frame.Trek Powerfly+ 4 equipped Gen 5 e-mountain bike with 800Wh removable battery, showing the bike's frame and motor in detail.

                        Trek Powerfly+ 4 Equipped Gen 5 E-Mountain Bike with 800Wh Removable Battery - Gloss Dark Star/Matte Dark Web

                        The Trek Powerfly+ 4 Equipped Gen 5 E-Mountain Bike with 800Wh Removable Battery represents a significant advancement in electric mountain biking technology. Engineered for riders who demand both performance and reliability, this model integrates the innovative RIB 2.0 removable battery system, ensuring ease of...
                        £3,377.48
                        £3,400.00
                        £3,377.48
                        Save £22.52
                        • Gloss Dark Star/Matte Dark Web
                      • Trek Madone SLR 7 Gen 8 road bike featuring Aero design and 900 Series OCLV Carbon frame, shown in a side view.Trek Madone SLR 7 Gen 8 road bike with aero frame and 900 Series OCLV carbon frame, shown in a sleek profile.

                        Trek Madone SLR 7 Gen 8 Road Bike with Aero Design and 900 Series OCLV Carbon Frame - Purple Phaze/Amethyst Marble

                        The Trek Madone SLR 7 Gen 8 Road Bike exemplifies the pinnacle of aerodynamic engineering combined with the robustness of 900 Series OCLV Carbon construction. This model is meticulously crafted to deliver exceptional speed and agility, making it an ideal choice for competitive road...
                        £7,250.00
                        £7,250.00
                        • Matte Deep Smoke
                        • Purple Phaze/Amethyst Marble
                      • Trek FX 2 Midstep Gen 4 hybrid bike with Shimano CUES drivetrain, black frame, suitable for commuting and versatile riding.Trek FX 2 Midstep Gen 4 hybrid bike with Shimano CUES drivetrain, featuring a step-through frame for commuting and versatile riding.

                        Trek FX 2 Midstep Gen 4 Hybrid Bike with Shimano CUES Drivetrain for Commuting and Versatile Riding - Crystal White

                        The Trek FX 2 Midstep Gen 4 Hybrid Bike is engineered to deliver a seamless blend of comfort, efficiency, and versatility for everyday riders. Featuring a lightweight frame designed for easy mounting and dismounting, this bike excels in urban environments while maintaining the capability...
                        £650.00
                        £650.00
                        • Crystal White
                        • Fjord Blue
                      • Trek FX 1 Stepover Gen 4 hybrid bike, lightweight urban and fitness bike with a sleek frame and 26-inch wheels.Trek FX 1 Stepover Gen 4 hybrid bike with lightweight frame, upright riding position, and 26-inch wheels for urban fitness riding.

                        Trek FX 1 Stepover Gen 4 Hybrid Bike – Lightweight Urban and Fitness Ride - Dark Star

                        The Trek FX 1 Stepover Gen 4 Hybrid Bike is engineered to meet the demands of modern urban cyclists and fitness enthusiasts alike. Its lightweight frame ensures superior handling and agility, making it an excellent choice for navigating city streets or enjoying weekend rides....
                        £550.00
                        £550.00
                        • Dark Star
                        • Era White
                      • Trek Domane+ ALR 5 electric road bike with TQ HPR60 motor, showing sleek frame and integrated battery, in a riding position.Trek Domane+ ALR 5 electric road bike with TQ HPR60 motor, 3 assist modes, sleek frame and drop handlebars.

                        Trek Domane+ ALR 5 Electric Road Bike with TQ HPR60 Motor and 3 Assist Modes - Matte Dark Star

                        The Trek Domane+ ALR 5 Electric Road Bike integrates advanced e-road technology with a lightweight, aerodynamic frame designed for both performance and endurance. Equipped with the TQ HPR60 motor, this model offers seamless, quiet assistance that enhances your cycling experience by providing natural power...
                        £4,000.00
                        £4,000.00
                        • Matte Dark Star
                        • Plasma Grey Pearl
                      • Trek Trek 2023 Madone Gen 7 Barstem Top Covers 2025 Onyx Carbon Exposed Steerer Cover

                          Trek 2023 Madone Gen 7 Barstem Top Covers Onyx Carbon Flush Cut & Exposed Steerer

                          Upgrade your Trek Madone Gen 7 with the 2023 Madone Gen 7 Barstem Top Covers in Onyx Carbon. Designed to seamlessly fit your barstem, these covers enhance your bike’s aerodynamic performance while maintaining a sleek, professional look. Crafted with precision, they offer a durable...
                          £9.99
                          £9.99
                        • Trek Wheel Rear Trek Alex Md35/Mst-148A 29 32H 148Mm Black WheelTrek Alex MD35 Boost 29˝ MTB Wheel Black/Dark Grey Rear Shimano Micro Spline 12-speed | Swinnerton Cycles

                            Trek Alex MD35 Boost 29˝ MTB Rear Wheel Shimano Micro Spline 12-Speed Black/Dark Grey

                            The Trek Alex MD35 Boost 29˝ MTB Wheel is designed for serious mountain biking with a durable double-walled, pinned, and disc-specific rim. Featuring a Shimano Micro Spline 12-speed freehub, it ensures smooth, reliable shifting and optimal performance on rugged trails. Its Boost spacing (15x110...
                            £139.99
                            £139.99
                          • Trek J20C 20-inch kids mountain bike wheels, durable MTB replacement wheels with black rims and spokes, suitable for young riders.Trek J20C 20-inch kids mountain bike wheels, durable MTB replacement components with spokes and rims visible.

                            Trek J20C 20" Kids Mountain Bike Wheels Durable MTB Replacement Wheels - Black

                            The Trek J20C 20" Kids Wheels are designed for young riders seeking reliable performance. These wheels offer durability and smooth rolling for MTB adventures. Built to fit a variety of kids' bikes, they ensure a comfortable and stable ride. Perfect for children ready to...
                            from £39.99
                            from £39.99
                            • Black
                          • Trek Skewer Trek - Black - 100*5Mm SkewerTrek Skewer Trek - Black - 100*5Mm Skewer

                              Trek Front Thru-Skewer 134.5mm Black – Durable Bike Wheel Skewers

                              The Trek Thru-Skew Black Front 134.5mm offers a secure and reliable connection for your bike’s front wheel. Designed for durability and ease of use, this thru-skewer ensures optimal wheel alignment and quick installation. Made by Trek, it seamlessly fits 134.5mm hubs, delivering consistent performance...
                              £11.99
                              £11.99
                            • Trek 6800V Max Replacement Rear Suspension Bearing Hub PartsTrek 6800V Max Replacement Rear Suspension Bearing Hub Parts | Swinnerton Cycles

                                Trek 6800V Max Rear Suspension Bearing Hub Replacement Parts for Full Suspension Bikes

                                Upgrade your bike with Trek 6800V Max Replacement Rear Suspension Bearing Hub Parts for smooth rides. Designed specifically for Trek and Gary Fisher full suspension bikes, these components ensure optimal performance and durability. Maintain your bike's efficiency with reliable spares that fit perfectly. What...
                                £20.00
                                £20.00
                              Recently Viewed Products

                              Trek bikes are biking models that deliver exceptional performance, comfort and durability time and time again. Here at Swinnerton Cycles, we have a selection of Trek bikes for you to explore depending on the type of cycling adventure you want to venture on. Explore Trek e-bikes, MTB by Trek and for those who want to rack up miles on the road, we have a selection of road bikes by Trek.
                              Trek bikes offer speed, comfort and durability

                              Over four decades, Trek has meticulously perfected the technical expertise needed to deliver bikes of the highest quality. Within the range of Trek bikes available here at Swinnerton Cycles, you will find premium carbon crafted models that are lightweight for speed but are durable and designed to give you a ride that is controlled. 
                              Trek bicycles for any terrain 
                              No matter what type of terrain you like to ride on, you will find a bike within the range of Trek bikes to suit your needs. If you would like to explore the range of biking accessories to enhance your cycling experience, we have a wide range of items for you to choose from including bottle cages to hold your drinks cup to first aid kits for any accidents that may occur.

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