Surly

Surly at Swinnerton CyclesSurly is an American bicycle brand with a cult following among bikepacking, touring, and adventure cyclists. Known for their steel frames, wide tyre clearances, and no-nonsense approach to cycling, Surly bikes and components are built for riders who want to go anywhere and do anything on their...

Surly at Swinnerton Cycles

Surly is an American bicycle brand with a cult following among bikepacking, touring, and adventure cyclists. Known for their steel frames, wide tyre clearances, and no-nonsense approach to cycling, Surly bikes and components are built for riders who want to go anywhere and do anything on their bike. Their Krampus 29+ frameset and Dirt Wizard tyres are standout products for riders who want maximum traction and capability on mixed terrain. At Swinnerton Cycles, we stock Surly frames, tyres, and components for adventure cyclists. Browse our full Gravel Bikes and MTB Frames collections.

Popular Surly Products

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  • Surly Sunrise Bars MTB handlebar with shims for 31.8mm stem, versatile BMX and mountain biking component, black aluminum.Surly Sunrise Bars MTB handlebar with shims for 31.8mm stem, versatile mountain bike and BMX component, black metal finish

    Surly Sunrise Bars MTB Handlebar with Shims for 31.8mm Stem Compatibility

    The Surly Sunrise Bars MTB Handlebar exemplify a harmonious balance between comfort and adaptability, tailored for riders who prioritise both relaxed cruising and dynamic trail performance. Featuring a classic riser design, these handlebars evoke the simplicity of traditional MTB setups while meeting contemporary cycling...
    £83.98
    £89.99
    £83.98
    Save £6.01
  • Surly Singleator chain tensioner for singlespeed bikes with derailleur hanger mount, black metal component for bike drivetrain.

      Surly Singleator Chain Tensioner for Singlespeed Bikes with Derailleur Hanger Mount - Black

      The Surly Singleator is an essential component for singlespeed cyclists seeking a dependable, derailleur-free chain tensioning solution. Expertly engineered to mount directly on your bike’s derailleur hanger, this device ensures precise and adjustable chain tension for vertical dropout singlespeed drivetrains. Crafted with a robust...
      £65.32
      £69.99
      £65.32
      Save £4.67
      • Black
    • Surly logo socks, comfortable cycling and casual clothing socks with the Surly brand logo, displayed on a neutral background.Surly Logo Socks, comfortable cycling and casual clothing socks with Surly branding and logo design, suitable for everyday wear.

      Surly Logo Socks Wool Blend Cycling and Casual Comfort Socks - Black

      Discover the exceptional comfort and quality of Surly Logo Socks, designed to meet the demands of both casual wearers and cycling enthusiasts. Crafted from a premium wool blend, these socks provide excellent warmth and breathability, ensuring your feet remain comfortable throughout the day. Their...
      from £9.59
      £9.99
      from £9.59
      Save £0.40
      • Black
    • Surly handlebar shims for adapting smaller handlebars to larger stem clamps, shown with the shims installed on bicycle components.Surly handlebar shims for adapting smaller handlebars to larger stem clamps, component for bike handlebar compatibility.

      Surly Handle Bar Shims for Smaller Handlebars to Larger Stem Clamps - Black

      Enhance your bike’s versatility with the Surly Handle Bar Shims, expertly engineered to bridge the gap between smaller handlebars and larger stem clamps. These shims provide a dependable and precise fit, ensuring your handlebars remain securely attached without compromising steering responsiveness. Crafted with durability...
      £11.19
      £11.99
      £11.19
      Save £0.80
      • Black
    • Surly Ultra New mountain rear hub with 135mm spacing, 32H, suitable for fixed or freewheel, durable bike component.Surly Ultra New mountain rear hub with 135mm axle, 32H durability for fixed or freewheel use, bike component.

      Surly Ultra New Mountain Rear Hub Fixed Freewheel 135mm 32H Durable - Black

      The Surly Ultra New Mountain Rear Hub represents a significant advancement in mountain biking components, combining robust construction with innovative design enhancements to deliver exceptional performance and reliability. Crafted from high-quality 6061 T6 forged and machined aluminium alloy, this hub shell features medium-height flanges...
      £83.98
      £89.99
      £83.98
      Save £6.01
      • Black
    • Surly Sunset Bar BMX-style handlebar with 110mm rise and anti-rust coating, designed for bike components and upright riding.

      Surly Sunset Bar BMX-Inspired Upright Handlebar with 110mm Rise - Black

      The Surly Sunset Bar offers a robust and ergonomic handlebar solution tailored for riders prioritising both comfort and durability. Constructed from premium 4130 Chromoly Custom-Butted Steel tubing, this handlebar delivers exceptional strength and resilience, making it a reliable upgrade for a wide range of...
      £83.98
      £89.99
      £83.98
      Save £6.01
      • Black
    • Surly stainless steel 5-arm chainring for MTB, 110 BCD single ring setup, durable bicycle component with five-arm design.Surly stainless steel 5-arm chainring with 110 BCD for MTB single ring setup, close-up of the bike component.

      Surly Stainless Steel 5-Arm Chain Ring 110BCD for MTB Single Ring Setup - Silver

      Experience dependable performance with the Surly Stainless Rings 5arm, engineered specifically for mountain bike enthusiasts seeking robust and reliable transmission components. These chain rings are crafted from high-quality stainless steel, ensuring exceptional durability and resistance to wear under demanding conditions. Designed to fit the...
      from £37.33
      £39.99
      from £37.33
      Save £2.66
      • Silver
    • Surly Nice Rack mount kits for durable, secure bike rack installation on accessories bike gear.Surly Nice Rack Mount Kits for secure bike rack installation, showing durable metal parts and mounting hardware.

      Surly Nice Rack Mount Kit for Secure and Durable Bike Rack Installation - Silver

      Upgrade your bike’s carrying capacity with the Surly Nice Rack Mount Kit, engineered for secure and reliable attachment of your luggage. These mount kits are precisely designed to fit the Surly Nice Rack, ensuring a stable and durable connection to your bike frame. Whether...
      from £16.99
      from £16.99
      • Silver
    • Surly Knard 700x41c TLR tubeless ready bike tyre for hardpack and trail riding, shown mounted on a bicycle wheel.

      Surly Knard Tubeless Ready 700 x 41c Tyre for Hardpack Trails - Black

      The Surly Knard 700 x 41c TLR tyre represents a refined solution for riders prioritising a harmonious blend of grip and speed. Engineered with a tightly spaced, low-block tread pattern, it delivers exceptional traction across a variety of surfaces while effectively minimising rolling resistance....
      £59.99
      £59.99
      • Black
    • Surly Knard 650x41c tubeless ready bike tire with knobby tread for versatile terrain riding.

      Surly Knard Tubeless Ready Tire for Versatile Terrain Riding - Black

      The Surly Parts Knard 650 x 41c tyre delivers a versatile and efficient solution for riders seeking dependable performance across diverse terrains. Its thoughtfully engineered tread pattern features low, closely spaced knobs that ensure consistent traction without compromising speed, allowing cyclists to maintain momentum...
      £59.99
      £59.99
      • Black
    • Side view of Surly Dirt Wizard 29+ 3-inch tubeless-ready mountain bike tyre showing tread pattern for traction and control.

      Surly Dirt Wizard Tubeless-Ready Mountain Bike Tyre for Traction and Control - Black

      The Surly Dirt Wizard 29+ tyre, featuring a 3" casing, is engineered to meet the demands of riders seeking superior traction and control in challenging off-road environments. Its aggressive tread pattern is meticulously designed for the 29+ x 3" size, delivering enhanced grip on...
      £99.99
      £99.99
      • Black
    • Surly Dirt Wizard 27.5 x 2.8 MTB tubeless off-road tire with rugged tread for mountain biking adventuresSurly Dirt Wizard 27.5 x 2.8 mountain bike tubeless off-road tire with knobby tread for rugged terrain.

      Surly Dirt Wizard MTB Tyre Tubeless Compatible Off-Road Tire - Black

      Experience superior off-road performance with the Surly Dirt Wizard tyre, designed specifically for challenging terrains and rugged UK trails. Featuring a 27.5 x 2.8" size, this tyre combines an aggressive tread pattern with dual rows of bevelled knobs and siped edges to deliver exceptional...
      £89.99
      £89.99
      • Black
      • Black/Grey
    • Surly stainless steel 4-arm chainring for single ring mountain bike frames, showing the durable, polished metal gear component.

      Surly Stainless Steel 4-Arm Chain Ring for Single Ring MTB Bikes - Silver

      Experience dependable performance with the Surly Stainless Steel Chain Ring, engineered for riders who prioritise durability and reliability. Its robust 4-arm design ensures consistent power transfer and long-lasting strength, making it an excellent choice for mountain biking enthusiasts. This chain ring is specifically crafted...
      £37.33
      £39.99
      £37.33
      Save £2.66
      • Silver
    • Surly 9-speed cassette cog for bikes, compatible with Shimano 9-speed systems, shown in close-up detail.

      Surly Cassette Cog CNC Machined Steel Compatible with Shimano 9-Speed - Silver

      Engineered for reliability and versatility, the Surly Cassette Cog is an essential component for cyclists seeking durable performance in their transmission systems. Designed to be compatible with Shimano HG Spline and optimised for 9-speed spacing, this cog delivers dependable operation across 9-speed and fewer...
      £37.33
      £39.99
      £37.33
      Save £2.66
      • Silver
    • Surly Truck Stop Bars road handlebar with 30mm rise, designed for touring and road bikes, shown in close-up view.

      Surly Truck Stop Bars Road Handlebar with 30mm Rise for Touring Bikes - Black

      The Surly Truck Stop Bars Road Handlebar expertly combines the traditional benefits of drop bars with the ergonomic advantages of a riser design. This innovative handlebar offers cyclists a variety of hand positions, enhancing comfort and control during extended rides. Featuring a 30mm rise,...
      £79.33
      £84.99
      £79.33
      Save £5.66
      • Black
    • Surly Ultra New Disc Hub for bikes, featuring durable construction and quick release conversion, showing the hub's detailed design.Surly Ultra New Disc Hub for bikes, showcasing durable construction and quick release conversion, with detailed metal components.

      Surly Ultra New Disc Hub with Quick Release Conversion and Durable Build - Silver

      The Surly Ultra New Disc Hub represents a significant advancement in hub technology, designed for cyclists who prioritise reliability, durability, and ease of maintenance. Crafted with a robust 6061 T6 forged and machined aluminium alloy shell featuring medium-height flanges, this hub combines classic strength...
      from £102.66
      £109.99
      from £102.66
      Save £7.33
      • Black
      • Silver
    • Surly Hurdy Gurdy chain tensioner for bikes and frames, adjustable dropout accessory for bike components.Surly Hurdy Gurdy chain tensioner for bikes, adjustable dropout component for bike frames, shown mounted on a bicycle.

        Surly Hurdy Gurdy Chain Tensioner Adjustable Dropout Accessory - Black

        The Surly Hurdy Gurdy Chain Tensioner is a precision-engineered component designed to enhance the stability and performance of bicycles equipped with semi-horizontal front-loading dropouts, such as the renowned Cross-Check frame. Crafted from high-quality stainless steel through investment casting, this tensioner combines robust durability with...
        £46.65
        £49.99
        £46.65
        Save £3.34
        • Black
      • Surly Terminal Bar MTB handlebar with adjustable drop and rise for cruiser and mountain biking, shown on a bicycle.Surly Terminal Bar MTB handlebar with adjustable drop and rise, designed for cruiser and mountain biking.

        Surly Terminal Bar MTB Handlebar with Adjustable 40mm Drop or Rise - Black

        The Surly Terminal Bar expertly merges the comfort of cruiser handlebars with the robust performance required for mountain biking. Designed with a swept-back ergonomic shape, this handlebar ensures superior control and reduced fatigue during extended rides across demanding terrain. Its adjustable feature allows a...
        £88.65
        £94.99
        £88.65
        Save £6.34
        • Black
        • Silver
      • Surly decal kit and headbadge accessories for bike frames, featuring branded stickers and decorative components.Surly decal kit and headbadge accessories for bikes and frames, featuring branded decals and spares for customization.

          Surly Decal Kits and Headbadge for Bike Frame Restoration and Upgrade

          Elevate the appearance and integrity of your Surly bike with authentic decal kits meticulously designed to fit a wide range of Surly frames. These kits not only enhance visual appeal but also contribute to preserving your bike’s original character and value. Explore the full...
          £16.78
          £17.99
          £16.78
          Save £1.21
        • Surly rear bike rack for 26-inch or 700c frames, adjustable touring rack for bike accessories and cargo.Surly rear bike rack for 26-inch and 700c frames, adjustable touring rack for bike accessories and cargo.

            Surly Rear Rack Adjustable Touring Rack for 26"/700c Frames - Black

            The Surly Rear Rack is engineered to provide a reliable and robust solution for transporting your gear on touring bicycles. Constructed from high-quality cro-moly steel, this rack combines strength with adaptability, featuring height adjustability to accommodate most 26"/700c touring frames ranging from 42 to...
            £169.99
            £169.99
            • Black
            • Silver
          • Surly MOBD 50mm rim strips for 80mm bike rims, durable component for wheel protection and rim reinforcement.Surly MOBD Rim Strips 50mm for 80mm bike rims, showing durable protective strips installed inside the rim for bike wheel protection.

            Surly MOBD Rim Strips Durable PVC Protection for 80mm Rims - Black

            Surly MOBD Rim Strips deliver reliable and robust protection for your bicycle’s inner tubes, engineered to enhance the longevity and performance of your wheels. Crafted from durable PVC material, these rim strips effectively shield your tubes from spoke heads and sharp rim edges, reducing...
            £6.52
            £6.99
            £6.52
            Save £0.47
            • Black
          • Surly 29+ inner tube for 29-inch x 3.0-inch tires with Presta valve, designed for mountain and fat bikes.

            Surly 29+ Inner Tube with Presta Valve for 29" x 3.0" Tires

            The Surly 29+ Tube is engineered to provide a precise fit for 29" x 3.0" tires, making it an essential component for riders seeking reliable performance with their 29+ bikes. Designed with a high-quality Presta valve, this inner tube ensures excellent air retention and...
            £14.99
            £14.99
          • Surly Krampus Deore 29er mountain bike with agile trail geometry, showcasing black frame, knobby tires, and suspension fork.Surly Krampus Deore 29er mountain bike with agile trail geometry, featuring sturdy frame, knobby tires, and suspension for off-road riding.

            Surly Krampus Deore 29er Mountain Bike with Agile Trail Geometry - Blue Oyster Coat

            The Surly Krampus Deore 29er Mountain Bike represents a refined approach to trail cycling, combining innovative design with robust construction to deliver outstanding performance on challenging terrains. Equipped with high-volume 29-inch tires, this model effortlessly conquers rugged landscapes, providing riders with enhanced traction and...
            from £1,995.00
            £2,199.99
            from £1,995.00
            Save £204.99
            • First Loser Silver
            • Blue Oyster Coat
            • Chester Copperpot
          • Surly Cross-Check bike fork with 700c x 45mm tire compatibility, rack and fender mounts, durable steel constructionSurly Cross-Check bike fork with 700c x 45mm tire compatibility, rack and fender mounts, shown in black with mounting points.

              Surly Cross-Check Bike Fork with 700c x 45mm Tire Clearance and Rack Mounts

              The Surly Cross-Check fork exemplifies durability and versatility, engineered to meet the demands of riders who prioritise reliability and adaptability in their cycling components. Constructed from high-quality 4130 CroMoly steel, this lugged and brazed fork is designed to accommodate 700c x 45mm tyres, offering...
              £139.99
              £149.99
              £139.99
              Save £10.00
            • Surly Big Dummy deck bar accessory for bike frames, providing a secure handhold and mounting option for Surly bike frames.Surly Big Dummy deck bar accessory for bike frames, providing a secure handhold for easy handling and stability.

                Surly Big Dummy Deck Bar Handhold for Cargo Bike Passenger Safety

                Upgrade your cargo bike setup with the Surly Big Dummy Deck Bar, a purpose-built accessory engineered for the Surly Big Easy, Big Dummy, and Big Fat Dummy models. This robust handhold attachment enhances passenger safety and comfort by providing a secure grip on the...
                £109.99
                £109.99
              • Surly Cocktail fork made of rigid chromoly steel with disc brake mounts and rack compatibility, suitable for bike components.

                Surly Cocktail Fork Rigid Chromoly Steel with Disc Brake Mounts - Black

                The Surly Cocktail Fork is engineered to deliver dependable performance and versatility for riders who demand reliability across varied terrains. Constructed from 100% Surly Chromoly steel, this rigid fork combines exceptional durability with strength, ensuring long-lasting service without compromising on ride quality. Its design...
                from £149.32
                £159.99
                from £149.32
                Save £10.67
                • Black
              • Surly Nate TLR tubeless-ready MTB tire with rugged tread for off-road traction, designed for durable mountain biking performance.Surly Nate TLR tubeless-ready mountain bike tire with rugged tread for off-road traction and durable MTB performance.

                Surly Parts Nate TLR Tubeless Ready MTB Tire for Off-Road Traction - Black

                Surly’s Parts Nate TLR tyre is meticulously engineered to meet the demands of riders seeking exceptional durability and superior traction. Featuring a robust knobby tread pattern, this tyre delivers reliable grip across a variety of challenging terrains, enabling confident navigation through technical trails and...
                from £94.99
                from £94.99
                • Black
              • Surly My Other Brother Darryl 26-inch tubeless-ready single wall rim with 80mm width, designed for mountain bike components.Surly My Other Brother Darryl 26-inch tubeless-ready, 80mm wide single wall rim for mountain or fat bikes, assembled with spokes.

                Surly My Other Brother Darryl Rim Tubeless-Ready 80mm Wide 26" Single Wall - Black

                The Surly My Other Brother Darryl 26" Rim is engineered for riders who demand superior traction and flotation across challenging terrains. Featuring an expansive 80mm width, this rim offers a significantly broader footprint than conventional narrower rims, enhancing grip and stability on soft or...
                £199.99
                £199.99
                • Black
              • Surly My Other Brother Darryl 26-inch wide rim tubeless-ready bicycle wheel with 32 or 64 spokes, designed for mountain biking.Surly My Other Brother Darryl 26-inch wide tubeless-ready rim with 32/64 spoke options, suitable for mountain bike components.

                Surly My Other Brother Darryl 26" Rim Tubeless-Ready Wide with Spoke Options - Black

                Surly’s My Other Brother Darryl 26" Rim is expertly crafted to elevate your riding experience by delivering enhanced traction and flotation through its 80mm wide, single-wall construction. This innovative rim design significantly increases your tyre’s contact area, providing superior grip and stability across diverse...
                £199.99
                £199.99
                • Black
              • Close-up of Surly trailer spare thumbscrews, durable replacement components for Bill & Ted Trailers, showing threading and surface details.

                Surly Bill & Ted Trailer Spares Durable Replacement Parts

                Surly Trailer spares deliver dependable, high-quality components engineered to maintain and enhance the performance of your Bill & Ted trailers. Designed with a focus on durability and precision, these spares ensure your trailer remains robust and reliable under various conditions. Explore more from Surly...
                £10.55
                £10.99
                £10.55
                Save £0.44
              Recently Viewed Products

              Explore our Surly collection at Swinnerton Cycles. Surly is an American brand producing steel bikes and framesets with a cult following among touring cyclists, commuters, and adventure riders who value durability, versatility, and a no-nonsense approach to cycling. Browse the full Surly range and explore our wider Gravel Frames and Cargo Bikes collections.

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