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 District+ 1 Lowstep hybrid bike with Bosch electric assist, designed for urban commuting, shown in a city street setting.Trek District+ 1 lowstep hybrid bike with Bosch electric assist, urban commuting bike shown with black frame and step-through design.

    Trek District+ 1 Lowstep Hybrid Bike with Bosch Electric Assist for Urban Commuting - Matte Deep Dark Blue

    The Trek District+ 1 Lowstep Hybrid Bike with Bosch Electric Assist represents a sophisticated solution for urban mobility. Its integrated Bosch Compact Powertube battery is seamlessly embedded within the frame, ensuring both protection against environmental factors and a refined aesthetic. This thoughtful integration reflects...
    £2,254.31
    £2,325.00
    £2,254.31
    Save £70.69
    • Matte Deep Dark Blue
    • Supernova
  • Trek Checkpoint SL 7 AXS Gen 3 gravel bike with IsoSpeed comfort technology and electronic shifting, shown from the front side.Trek Checkpoint SL 7 AXS Gen 3 gravel bike with IsoSpeed comfort technology and electronic shifting, shown from the front angle.

    Trek Checkpoint SL 7 AXS Gen 3 Gravel Bike with IsoSpeed Comfort Technology and Electronic Shifting - Dark Red/Carbon Red Smoke Splatter

    The Trek Checkpoint SL 7 AXS Gen 3 Gravel Bike is engineered to deliver superior comfort and performance across diverse terrains. Featuring Trek’s innovative IsoSpeed Comfort Technology, this bike effectively absorbs shocks and vibrations, ensuring a smoother ride even on the roughest gravel paths....
    £5,000.00
    £5,000.00
    • Dark Red/Carbon Red Smoke Splatter
    • Satin Chameleon Green/Dark Web
  • Trek Checkpoint SL 6 AXS Gen 3 gravel bike with IsoSpeed Comfort Technology, black and red frame, set on a scenic trail.Trek Checkpoint SL 6 AXS Gen 3 gravel bike with IsoSpeed comfort technology, black and red frame, and advanced gear system.

    Trek Checkpoint SL 6 AXS Gen 3 Gravel Bike with IsoSpeed Comfort Technology - Dark Green/Ivy Smoke Splatter

    The Trek Checkpoint SL 6 AXS Gen 3 Gravel Bike represents a pinnacle of engineering excellence, designed to meet the demands of serious cyclists who require both performance and durability. Featuring the innovative IsoSpeed Comfort Technology, this bike effectively absorbs shock and vibrations from...
    £3,400.00
    £3,400.00
    • Dark Green/Ivy Smoke Splatter
    • Era White/Buff Beige
  • Trek Checkpoint ALR 5 Gen 3 gravel bike with rack and hydration mounts, black frame, ready for off-road adventures.Trek Checkpoint ALR 5 Gen 3 gravel bike with rack and hydration mounts, black frame, designed for off-road cycling.

    Trek Checkpoint ALR 5 Gen 3 Gravel Bike with Rack and Hydration Mounts - Bronze Age

    The Trek Checkpoint ALR 5 Gen 3 Gravel Bike embodies a balance of durability and lightweight design, engineered to meet the demands of gravel and adventure cycling. Constructed with a robust aluminum frame, it offers multiple mounts for racks, mudguards, and bags, providing ample...
    £1,700.00
    £1,700.00
    • Bronze Age
    • Fjord Blue to Miami Green Fade
  • Trek CheckOUT SL 5 Gravel BikeTrek CheckOUT SL 5 Gravel Bike | Swinnerton Cycles

    Trek CheckOUT SL 5 Gravel Bike with Shimano GRX – Stable, Durable Adventure Bike - Dark Star/Dark Web

    The Trek CheckOUT SL 5 Gravel Bike with Shimano GRX is engineered for cyclists who demand versatility and reliability across diverse terrains. Equipped with the Shimano GRX groupset, this bike delivers gravel-specific ergonomics and finely tuned gearing to ensure smooth and dependable performance. Its...
    £4,500.00
    £4,500.00
    • Dark Star/Dark Web
  • Trek Approved 650C Road WheelsTrek Approved 650C Road Wheels

    Trek Approved 650C Road Wheels for Emonda 11-Speed Compatible Replacement - Black

    Upgrade your ride with the Trek Approved 650C Road Wheels, designed specifically for the Trek ‰monda 650. These wheels feature pinned, double wall 650c 24H rims for enhanced durability and performance. The rear hub is compatible with 11-speed drivetrains, ensuring smooth shifting and reliable...
    from £139.99
    from £139.99
    • Black
  • Trek Wheel Alex Md35/Dc-3248 29 32H WheelTrek Alex MD35 Boost 29˝ MTB Wheel Black Rear Shimano HG 8/9/10-speed | Swinnerton Cycles

      Trek Alex MD35 Boost 29" MTB Rear Wheel Shimano HG 8/9/10-Speed Compatible

      Upgrade your mountain bike with the Trek Alex MD35 Boost 29˝ rear wheel, designed for Shimano HG 8/9/10-speed cassettes. Its double-walled, pinned rim offers enhanced durability and disc-specific performance, ensuring reliable rides on rugged trails. With Boost spacing (148x12 mm rear), this wheel provides...
      £159.99
      £159.99
    • Trek Alex MD35 Boost 29-inch MTB front wheel in black and dark grey with disc brake compatibility.Trek Alex MD35 Boost 29-inch MTB front wheel in black and dark grey with disc brake compatibility, component for mountain bikes

        Trek Alex MD35 Boost 29" MTB Front Wheel Black/Dark Grey No Cassette Disc Brake Compatible

        Upgrade your mountain bike with the Trek Alex MD35 Boost 29˝ front wheel, designed for durability and performance. Featuring a double-walled, pinned rim specific for disc brakes, it ensures reliable strength on rugged trails. The 15X110 mm Boost hub provides enhanced stability and compatibility...
        £94.99
        £94.99
      • Trek Alex MD35 Boost 27.5-inch MTB rear wheel with Shimano Micro Spline hub in black and dark grey, 12-speed compatible.Trek Alex MD35 Boost 27.5-inch MTB rear wheel with Shimano Micro Spline 12-speed hub in black and dark grey.

          Trek Alex MD35 Boost 27.5" MTB Rear Wheel Shimano Micro Spline 12-Speed Black/Dark Grey

          Upgrade your mountain bike with the Trek Alex MD35 Boost 27.5˝ rear wheel, designed for durability and high performance. Featuring a double-walled, pinned rim and Shimano Micro Spline 12-speed freehub, this wheel ensures smooth shifting and reliable power transfer on challenging trails. Built with...
          £139.99
          £139.99
        • Trek Kids 24-inch bike wheel with 28 holes, durable alloy rim, designed for rim brake compatibility, suitable for children's bicycles.Trek Kids 24-inch bike wheel with 28 holes, durable alloy rim, compatible with rim brakes, suitable for children's bicycles.

          Trek Kids 24" Bike Wheels 28 Hole - Durable, Compatible with Rim Brakes - Black-Silver

          Upgrade your kid’s bike with Trek Kids' 28 Hole 24" wheels, designed for durability and smooth rides. These wheels fit perfectly on 24" bikes, offering reliable performance and easy maintenance. Built with quality materials, they ensure a stable and comfortable ride for young cyclists....
          from £74.99
          from £74.99
          • Black-Silver
        • Trek Precaliber 20 MTB bike wheels, durable replacement upgrade components with black rims and spokes.Trek Precaliber 20 MTB bike wheels, durable replacement upgrade components with black rims and spokes.

          Trek Precaliber 20 Wheels for MTB Bikes Durable Replacement Upgrade Wheels - Black

          Upgrade your bike with the Trek Precaliber 20 Wheels, designed for durability and performance. These wheels offer smooth rides on MTB trails and enhance your cycling experience. Built to withstand rugged terrains, they provide stability and reliable traction for confident riding. Perfect for replacing...
          from £79.99
          from £79.99
          • Black
        • Trek Precaliber 24 8-Speed WheelsTrek Precaliber 24 8-Speed Wheels

          Trek Precaliber 24 MTB Rear Wheel 8-Speed Compatible Durable Performance - Black

          Upgrade your ride with the Trek Precaliber 24 8-Speed rear wheel, designed for durability and smooth performance. Perfectly crafted for MTB enthusiasts, this black wheel offers reliable traction and stability on diverse terrains. What It’s Good For Enhances bike speed with 8-speed compatibility Durable...
          £89.99
          £89.99
          • Black
        • Trek Precaliber 12 WheelsTrek Precaliber 12 Wheels

          Trek Precaliber 12 Wheels for Youth MTB Bikes Durable & Stable Riding - Black

          The Trek Precaliber 12 Wheels offer reliable performance for young riders. Designed with durability in mind, these wheels provide smooth riding on various terrains. Built to complement MTB setups, they ensure stability and control for beginner cyclists. Their quality construction supports safe and enjoyable...
          from £54.99
          from £54.99
          • Black
        • Trek Precaliber 16 kids' bike coaster brake rear wheel, durable bike component with rim and spokes for children's bicyclesTrek Precaliber 16 coaster brake rear wheel for kids' bikes, durable bike component with compatible design and sturdy construction.

          Trek Precaliber 16 Coaster Brake Rear Wheel for Kids' Bikes Durable and Compatible - Black

          Upgrade your child's bike with the Trek Precaliber 16 Coaster Brake wheels, designed for durability and smooth performance. These wheels provide reliable braking and a comfortable ride, perfect for young riders learning to navigate trails and streets. Built with quality materials, they ensure long-lasting...
          from £54.99
          from £54.99
          • Black
        • Trek Kids 26-inch rim brake wheels for mountain bikes, durable MTB bike replacement components with sturdy rims and brake compatibility.Trek Kids 26-inch rim brake wheels for mountain bike, durable MTB bike replacement components with rims and brake surfaces.

          Trek Kids 26" Rim Brake Wheels Replacement for MTB Bikes Durable Performance - Black

          Upgrade your child's bike with Trek Kids 26"" Wheels, designed specifically for rim brake systems. These durable wheels ensure reliable performance and a smooth ride. Perfectly compatible with Trek Kids bikes, they offer a high-quality replacement option to keep your little rider rolling safely....
          from £74.99
          from £74.99
          • Black
        • Trek Kids 24-inch mountain bike wheels with 28 holes and 6-bolt disc brake compatibility, featuring black rims and silver spokes.Trek Kids 24-inch mountain bike wheels with 28 holes and 6-bolt disc brake compatibility, featuring black rims and silver spokes.

          Trek Kids 24" 28 Hole 6-Bolt Disc Brake Wheels for Mountain Bikes - Trek White

          Upgrade your child's bike with Trek Kids' 28 Hole 24"" 6-Bolt Disc Wheels for reliable performance. These wheels provide durability and smooth riding, perfect for young mountain bikers. What It’s Good For Enhancing bike stability and handling Compatible with 6-bolt disc brake systems Designed...
          from £84.99
          from £84.99
          • Trek White
          • Black Satin
        • Trek Wheel Alex Md35/Dc-3248 27.5 32H WheelTrek Wheel Alex Md35/Dc-3248 27.5 32H Wheel

          Trek Alex MD35/Dc-3248 27.5" 32H MTB Wheel with Shimano Freehub Boost 6-Bolt Disc - Black

          Upgrade your mountain bike with the Trek Wheel Alex MD35/Dc-3248 27.5 32H, designed for durability and performance. Featuring a double-walled, pinned Alex MD35 rim and Shimano freehub, this wheel offers reliable strength and smooth riding on rugged trails. Its Boost spacing (15x110 mm front,...
          £159.99
          £159.99
          • Black
        • Trek 24-inch mountain bike rear wheel with 6-bolt disc brake mount, 28-hole, 8-speed compatible, MTB bike componentTrek 24-inch MTB rear wheel with 6-bolt disc brake mount, 28-hole, and 8-speed compatibility for mountain biking.

          Trek 24" MTB Rear Wheel 6-Bolt Disc Brake 28-Hole 8-Speed Compatible - Black

          Discover the Trek 24"" Disc MTB Wheel, designed for reliable performance on rugged trails. Its 6-bolt, 28-hole build ensures durability and compatibility with various setups. Perfect for 8-speed systems, this rear wheel offers smooth, efficient rides in black finish. What It’s Good For Providing...
          from £89.99
          from £89.99
          • Black
        • Trek Connection Quick Release Centerlock Disc 29" MTB WheelBontrager Connection Quick Release Centerlock Disc 29˝ MTB Wheel Black Rear Shimano HG 8/9/10-speed | Swinnerton Cycles

            Bontrager Connection Quick Release Rear 29" MTB Wheel Centerlock Disc Shimano HG 8/9/10-Speed Black

            Upgrade your mountain bike with the Bontrager Connection Quick Release Rear Wheel. Designed for 29" MTB setups, this wheel features a durable Centerlock hub and 32 spokes for reliable strength. Compatible with Shimano HG 8/9/10-speed cassettes, it ensures smooth shifting and excellent performance on...
            £139.99
            £139.99
          • Trek Bontrager Connection Dynamo 29-inch MTB front wheel with black centerlock hub, no cassette, suitable for mountain biking components.Black Trek Bontrager Connection Dynamo 29-inch MTB front wheel with centerlock hub and no cassette, suitable for mountain biking.

              Bontrager Connection Dynamo 29" MTB Front Wheel Black Centerlock Hub No Cassette

              Experience reliable performance with the Bontrager Connection Dynamo 29" MTB Wheel. Designed for durability and smooth rides, this front wheel features a sleek black finish and a 32-hole centerlock hub for secure, efficient mounting. Perfectly suited for mountain biking, it enhances your bike's stability...
              £219.99
              £219.99
            • Trek Wheel Trek Alex Md35/Dc511 29 32HTrek Wheel Trek Alex Md35/Dc511 29 32H

                Trek Alex MD35 Boost 29" MTB Rear Wheel Shimano HG 8/9/10-Speed 6-Bolt Disc

                The Trek Alex MD35 Boost 29˝ MTB Wheel is designed for durability and performance on rugged trails. Featuring a double-walled, pinned rim and a Shimano HG freehub compatible with 8/9/10-speed cassettes, it ensures reliable shifting and strength. Its Boost spacing enhances wheel stiffness for...
                £199.99
                £199.99
              • Trek Alex Md35 Boost 27.5" MTB WheelTrek Alex MD35 Boost 27.5˝ MTB Wheel Black/Grey Rear Shimano HG 8/9/10-speed | Swinnerton Cycles

                  Trek Alex MD35 Boost 27.5" MTB Rear Wheel Shimano HG 8/9/10-Speed Black/Grey

                  Upgrade your mountain bike with the Trek Alex MD35 Boost 27.5˝ MTB Rear Wheel. Designed to deliver durability and performance, this wheel features a double-walled, disc-specific Alex MD35 rim built to withstand rugged trails. Its Shimano HG freehub supports 8/9/10-speed drivetrains for smooth, reliable...
                  £199.99
                  £199.99
                • Trek 13 Gauge Spoke Nipple Pack Of 10 SpokesBontrager 13 Gauge Spoke Nipple Pack of 10 Silver One size | Swinnerton Cycles

                    Bontrager 13 Gauge Spoke Nipples Pack of 10 Silver for Wheel Repair

                    These Bontrager 13 Gauge Spoke Nipples come in a convenient pack of 10. Crafted from durable silver material, they ensure reliable performance for your wheels. Ideal for wheel maintenance and repair, they fit perfectly to maintain spoke tension and wheel integrity. What It’s Good...
                    £4.99
                    £4.99
                  • Trek Blendr Hardware Kit SkewersTrek Blendr Hardware Kit Black Blendr Hardware Kit | Swinnerton Cycles

                      Trek Blendr Hardware Kit Black – Skewers & Thru Axles for Trek Bikes

                      Upgrade your bike with the Trek Blendr Hardware Kit in sleek black. Designed for seamless integration, this kit ensures secure attachment of skewers and thru axles, enhancing your wheel performance. Crafted with precision, it fits perfectly with Trek components, providing durability and a clean...
                      £2.99
                      £2.99
                    • Trek Bolt-On SkewersTrek Bolt-On Skewers

                      Trek Bolt-On Rear Wheel Skewers 135mm for Trek Wheels Durable Black Finish - Black

                      Enhance your bike’s stability with the Trek Bolt-On Skewers. Designed for secure rear wheel attachment, these 135mm skewers provide reliable performance and easy installation. Their robust black finish ensures durability and a sleek look. Perfectly compatible with Trek wheels, these bolt-on skewers offer a...
                      from £11.99
                      from £11.99
                      • Black
                    • Trek Abp Classic SkewersBontrager ABP Classic Red/Silver Rear | Swinnerton Cycles

                        Bontrager ABP Classic Rear Skewer 210mm for First-Gen ABP Bikes Red/Silver

                        Bontrager ABP Classic Rear skewer offers secure wheel attachment for your first-generation ABP bike. Designed with precision, its 210 mm length ensures a perfect fit and reliable performance on your ride. What It’s Good For Compatible with first-generation ABP bikes Provides sturdy and secure...
                        £19.99
                        £19.99
                      • Trek Ticket Signature Rear Axle Black Rear 142Mm SkewerTrek Ticket Signature Rear Axle Black Rear 142mm | Swinnerton Cycles

                          Trek Ticket Signature Rear Axle 142mm Black - Rear Hub Replacement

                          Upgrade your Trek Ticket Signature with this black rear axle for a secure and smooth ride. Designed specifically for the 142mm rear spacing, it ensures perfect compatibility and durability. Crafted with quality materials, this axle enhances wheel stability and performance, making your bike ready...
                          £24.99
                          £24.99
                        • Trek Fetch+ RimTrek Fetch+ Rim

                          Trek Fetch+ 27.5" 36-Hole Road Bike Rim Durable Black Finish - Black

                          Upgrade your ride with the Trek Fetch+ Rim, designed for durability and performance. Its 27.5" size and 36-hole design ensure compatibility and strength for smooth road cycling. Crafted in sleek black, this rim offers both style and reliable support for your wheels and tyres....
                          from £14.99
                          from £14.99
                          • Black
                        • Trek Gruenert Air3 Disc 700C Clincher Road RimTrek Gruenert Air3 Disc 700C Clincher Road Rim

                            Gruenert Air3 Disc 700c Clincher Road Rim Silver 36H Front & Rear 700C

                            The Gruenert Air3 Disc 700c Clincher Road Rim offers exceptional performance for road cycling. Crafted with precision, its silver finish complements any bike style while ensuring durability. Compatible with both front and rear wheels, this 36-hole rim enhances your ride's stability and control. Designed...
                            £29.99
                            £29.99
                          • Trek Hub Part Trek Approved Tk-32 11-Speed Rr. Hub Rebuild Kit Hub PartBontrager Approved Loose Ball 11-Speed Road Hub Axle Kit Silver/Black 130mm OLD FT/RR | Swinnerton Cycles

                              Bontrager 11-Speed Road Hub Axle Kit 130mm OLD Front & Rear Silver/Black

                              Upgrade your bike with the Bontrager Approved Loose Ball 11-Speed Road Hub Axle Kit. Designed for 130mm OLD front and rear hubs, it ensures smooth rotation and reliable performance. Made by Trek, this silver and black axle kit is perfect for maintaining and rebuilding...
                              £19.99
                              £19.99
                            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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