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 Kid Corral safety rail system for Big Easy, Big Dummy, and Big Fat Dummy bikes, shown on a bicycle for added kid safety.

    Surly Kid Corral Safety Rail System for Big Easy, Big Dummy & Big Fat Dummy Bikes - Black

    The Surly Kid Corral system provides a secure and adaptable safety solution for children riding on the deck of your Big Easy, Big Dummy, or Big Fat Dummy. Its semi-modular design allows you to customize the rail sections, ensuring the perfect fit for your...
    £379.99
    £379.99
    • Black
  • Surly Junk Strap 120cm durable nylon gear securing strap for bikes, shown in black with metal buckles and adjustable length.

    Surly Parts Junk Strap 120cm Durable Nylon Gear Securing Strap for Bikes - Black

    Surly Parts Junk Strap is a versatile accessory designed to secure all your gear with ease. Made from 120cm of durable woven nylon and featuring a stainless steel buckle, these straps are crafted to provide reliable strength and longevity. Whether you need to fasten...
    £11.99
    £11.99
    • Black
  • Surly Jethro Tule 15mm box wrench multi-tool with bolt-off hub key and bottle opener for bike maintenance accessoriesSurly Jethro Tule 15mm box wrench multi-tool with bolt-off hub tool and bottle opener, made of durable metal for bike maintenance.

      Surly Jethro Tule 15mm Box Wrench Multi-Tool for Bolt-Off Hubs & Bottle Opener - Silver

      Surly's Jethro Tule is a versatile pocket tool designed for cyclists who value reliability and convenience. Made from polished stainless steel, it features a double-sided 15mm box wrench that fits most bolt-off hubs, including recessed dropouts on popular Surly frames like the 1x1, Karate...
      £28.99
      £29.99
      £28.99
      Save £1.00
      • Silver
    • Surly - Parts Hip Flask

      Surly Parts Hip Flask Stainless Steel 6oz Leak-Proof Travel Flask with Engraved Logo - Silver

      The Surly Parts Hip Flask is designed to securely hold your favorite liquids with style and durability. Crafted from stainless steel, it’s both sturdy and lightweight, making it perfect for on-the-go use without the risk of breakage like glass bottles. Featuring an engraved logo...
      £37.49
      £37.49
      • Silver
    • Surly ExtraTerrestrial 700c tubeless ready tire for hardpack and mixed surfaces, showing the rugged tread pattern and sidewall details.

      Surly ExtraTerrestrial 700c Tubeless Ready Tyre for Hardpack & Mixed Surfaces - Black

      The Surly ExtraTerrestrial Tyre 700c is designed to deliver exceptional performance on a variety of surfaces. Featuring a highly directional tread pattern, it expertly balances reduced rolling resistance with dependable traction, making it ideal for both aggressive cornering and smooth rides. Its 60tpi casing...
      £59.99
      £59.99
      • Black
    • Surly ExtraTerrestrial 27.5 tubeless-ready off-road touring tyre with cut protection, mounted on a bike wheel.Surly ExtraTerrestrial 27.5 tubeless-ready off-road touring tyre with cut protection mounted on a mountain bike wheel.

      Surly ExtraTerrestrial 27.5 Tubeless-Ready Off-Road Touring Tyre with Cut Protection - Black

      Experience unparalleled versatility with the Surly ExtraTerrestrial Tyre 27.5, engineered to empower your rides without compromise. Designed as a robust off-road touring tyre, it excels on hardpack surfaces while offering the durability and protection you need on challenging terrains. Its high-volume construction delivers exceptional...
      from £59.99
      from £59.99
      • Black
    • Surly ExtraTerrestrial 26-inch tubeless-ready mountain bike tire with knobby tread for hardpack and touring terrain.Surly ExtraTerrestrial 26-inch tubeless-ready mountain bike tire with rugged tread for hardpack and touring terrain.

      Surly ExtraTerrestrial 26 x 2.5" Tubeless-Ready Tyre for Hardpack & Touring - Black

      Experience a perfect blend of efficiency and grip with the Surly ExtraTerrestrial Tyre. Designed with a distinctive directional tread, this 26 x 2.5" tyre excels in reducing rolling resistance while maintaining dependable traction. It performs exceptionally well on hardpack surfaces, giving you confidence in...
      from £59.99
      from £59.99
      • Black
    • Surly ExtraTerrestrial 700c TLR tubeless-ready off-road touring bicycle tyre with knobby tread for rugged terrain.Surly ExtraTerrestrial 700c TLR tubeless-ready off-road touring bicycle tire mounted on a wheel.

      Surly ExtraTerrestrial 700c TLR Tubeless Ready Off-Road Touring Tyre - Black/Grey

      The Surly ExtraTerrestrial 700c TLR tyre is the tubeless ready evolution of a proven design, crafted to push your off-road adventures further without compromise. Engineered with high volume and exceptional durability, this tyre delivers reliable performance across diverse terrains. Whether you’re tackling hardpack trails...
      £59.99
      £59.99
      • Black/Grey
    • Surly ExtraTerrestrial 29x2.5 MTB tire with tubeless compatibility, durable touring tire suitable for mountain biking.

      Surly ExtraTerrestrial 29x2.5 MTB Tyre Tubeless Compatible Durable Touring Tire - Black

      The Surly ExtraTerrestrial 29x2.5 tyre is crafted for riders seeking a robust, reliable companion on diverse terrains. Its ultra-durable design ensures longevity without sacrificing performance, featuring a low-profile, directional tread that offers excellent traction exactly when you need it. Built to withstand the rigors...
      £74.99
      £74.99
      • Black
    • Surly ExtraTerrestrial 29-inch TLR tubeless-ready off-road touring tire mounted on a wheel.

      Surly ExtraTerrestrial 29" TLR Tubeless-Ready Off-Road Touring Tire - Black/Grey

      Experience the freedom of the Surly ExtraTerrestrial 29" TLR, a tubeless-ready tyre designed to push the boundaries of your ride. Engineered with high volume and durability in mind, this tyre excels in off-road touring, offering exceptional performance on hardpack surfaces while maintaining low rolling...
      £74.99
      £74.99
      • Black/Grey
    • Surly ExtraTerrestrial 27.5-inch tubeless-ready off-road touring bicycle tire mounted on wheel, ready for rugged terrain.Surly ExtraTerrestrial 27.5-inch tubeless-ready off-road touring bike tire mounted on a wheel.

      Surly ExtraTerrestrial 27.5 TLR Tubeless-Ready Off-Road Touring Tyre - Black/Grey

      The Surly ExtraTerrestrial 27.5 TLR tyre is designed for riders who demand versatility and durability from their equipment. This tubeless-ready tyre combines high volume with a robust construction to handle a range of terrains, making it an excellent choice for off-road touring and hardpack...
      £69.99
      £69.99
      • Black/Grey
    • Surly ExtraTerrestrial 26-inch TLR tubeless ready off-road touring mountain bike tyre, showing tread pattern and sidewall details.Surly ExtraTerrestrial 26-inch tubeless-ready off-road touring mountain bike tyre with knobby tread for rough terrain.

      Surly ExtraTerrestrial 26" TLR Tubeless Ready Off-Road Touring Tyre - Black/Grey

      The Surly ExtraTerrestrial 26" TLR tyre is engineered for riders who demand versatility and durability on every trail. This tubeless-ready tyre combines high volume construction with a tough design to handle a variety of terrains without compromise. Whether you're tackling hardpack surfaces or softer...
      £69.99
      £69.99
      • Black/Grey
    • Surly Edna 4.3 fat bike tubeless-ready tyre suitable for dirt, snow, and sand trails on rugged mountain bike components

      Surly Edna 4.3 Fat Bike Tyre Tubeless-Ready for Dirt, Snow & Sand Trails - Black

      Discover the Surly Edna 4.3, the ultimate fat bike tyre engineered for unparalleled versatility across diverse terrains. Whether you're tackling loose dirt, snowy paths, or sandy stretches, Edna’s innovative tread pattern delivers exceptional grip and control. Its combination of aggressive lugs on the sides...
      £109.99
      £109.99
      • Black
    • Surly Dugout Feedbag mounted on a bike handlebar, featuring secure attachment and durable design for cycling accessories.

      Surly Dugout Feedbag – Handlebar & Frame Bike Bag with Secure Mounting System - Black

      The Surly Dugout Feedbag is the perfect companion for any cyclist seeking convenience and reliability on the trail. Designed for easy one-handed access, it keeps your drinks, snacks, and essentials within immediate reach without interrupting your ride. Its versatile mounting system fits any handlebar...
      £39.76
      £39.99
      £39.76
      Save £0.23
      • Black
    • Surly Dirt Wizard 29x2.6 inch MTB tire for off-road trails, showing rugged tread and tubeless-ready design.Surly Dirt Wizard 29x2.6" MTB tire with off-road tread pattern, tubeless compatibility, designed for mountain biking trails.

      Surly Dirt Wizard 29 x 2.6" MTB Tyre for Off-Road Trails with Tubeless Compatibility - Black

      Surly’s Dirt Wizard 29 x 2.6" tyre is engineered to conquer the toughest off-road trails with confidence. Built specifically for challenging terrains like those found in the UK, it delivers exceptional traction and control where other tyres struggle. Its dual row of aggressive, bevelled...
      £84.99
      £84.99
      • Black
      • Black/Grey
    • Surly Dirt Wizard 27.5+ 3-inch tubeless-ready folding bead mountain bike tire with rugged tread for off-road riding.Surly Dirt Wizard 27.5+ 3-inch tubeless-ready folding bead mountain bike tyre mounted on bike wheel

      Surly Dirt Wizard 27.5+ 3" Tubeless-Ready Folding Bead Mountain Bike Tyre - Black

      Discover the Surly Dirt Wizard 27.5+ 3" tyre, engineered to deliver exceptional traction and control where it matters most. Its aggressive tread pattern is optimized specifically for the 27.5+ x 3" casing, ensuring confident handling on challenging surfaces. Whether you're tackling loose dirt or...
      £99.99
      £99.99
      • Black
    • Surly Dirt Wizard 26+ tubeless-ready mountain bike tire with aggressive tread for 50mm rims, designed for off-road riding.Surly Dirt Wizard 26+ tubeless-ready mountain bike tire with aggressive tread on 50mm rims, suitable for rough terrain.

      Surly Dirt Wizard 26+ Tire Tubeless Ready for 50mm Rims, Aggressive Tread - Black

      The Surly Dirt Wizard 26+ tire is engineered for riders seeking superior traction and control on loose and varied terrain. Its aggressive tread pattern features beveled leading edge dual row knobs at the center and well-spaced, siped edge knobs that dig deeply into corners,...
      £109.99
      £109.99
      • Black
    • Surly Dinner Fork 29 in chromoly steel with rack and mudguard mounts, compatible with 27.5” and 29” wheels, bike component.

      Surly Dinner Fork 29 - Chromoly Steel, 27.5” & 29” Wheel Compatible, Rack & Mudguard Mounts - Black

      The Surly Dinner Fork - 29 is engineered for versatility and durability, crafted from 100% Surly Chromoly steel. It supports both 27.5” and 29” wheels, offering exceptional tire clearance that accommodates tires up to 29 x 3.0" wide. This fork is designed with practical...
      £222.32
      £229.99
      £222.32
      Save £7.67
      • Black
    • Black Surly Dinner Fork for 27.5 and 29-inch bikes, includes rack and mudguard mounts, rigid bike component.

      Surly Dinner Fork 27.5/29 Inch Rigid Bike Fork with Rack & Mudguard Mounts - Black

      The Surly Dinner Fork is a versatile and robust component designed to enhance your bike's performance across diverse terrains. Crafted from 100% Surly Chromoly steel, it ensures durability and strength for long-lasting use. Compatible with both 27.5” and 29” wheel sizes, this fork offers...
      £222.32
      £229.99
      £222.32
      Save £7.67
      • Black
    • Surly Chromoly Corner Bar drop handlebar with MTB brake compatibility for off-road bikes, designed for durability and control.

      Surly Parts Corner Bar – Chromoly Drop Handlebar for Off-Road Bikes with MTB Brake Compatibility - Black

      The Surly Parts Corner Bar offers a smart solution for riders looking to add drop bars to their off-road bikes without the need to replace their entire drivetrain or brake system. Crafted from durable Chromoly, this handlebar combines strength and versatility, designed to fit...
      £115.99
      £119.99
      £115.99
      Save £4.00
      • Black
    • Surly Clown Royal 24-inch fat bike rim with tubeless-ready design for 6.2-inch Molenda tire, lightweight aluminum component.

      Surly Clown Royal 24" Fat Bike Rim for 6.2" Molenda Tyre Tubeless Ready - Black

      The Surly Clown Royal Rim is a robust and wide 24" fat bike rim engineered specifically for the 6.2" Molenda tyre. Its 100mm width maximizes tyre volume, perfectly complementing the Moonlander’s frame to deliver superior flotation and traction on challenging terrains. Designed with durability...
      £199.99
      £199.99
      • Black
    • Surly Cargo Double Kickstand for Big Dummy and Big Easy bikes, providing stable support for cycling accessories.

      Surly Cargo Double Kickstand for Big Dummy & Big Easy Bikes – Stable Support - Black

      The Surly Parts Cargo Double Kickstand offers unmatched stability for your cargo bike. Designed to fit all Big Dummy and Big Easy models, it provides excellent support when loading or parking. Constructed for durability and ease of use, this kickstand keeps your bike upright...
      £238.62
      £239.99
      £238.62
      Save £1.37
      • Black
    • Surly Bud TLR tubeless-ready mud and snow bike tire with 120tpi casing, designed for off-road mountain biking.

      Surly Parts Bud TLR Tyre Tubeless-Ready Mud & Snow Bike Tire with 120tpi Casing - Black

      The Surly Parts Bud TLR Tyre is a tubeless-ready option designed for reliable performance in challenging conditions. Its 7mm tall, siped knobs are expertly arranged to optimize steering and braking on mud and snow. The supple 120tpi casing with a folding bead ensures durability...
      £129.99
      £129.99
      • Black
    • Surly Big Dummy 22.5L panniers for Dummy-style rail bikes, cargo storage accessories with durable fabric and secure mounting.

        Surly Big Dummy Bags 22.5L Panniers for Dummy-Style Rail Bikes Cargo Storage - Black

        The Surly Big Dummy Bags Version 2.0 are designed to enhance your cargo capacity on bikes with a Dummy-Style rail system, such as the Surly Big Easy, Big Dummy, and Big Fat Dummy. Crafted from durable 1680D nylon with a 400D nylon liner, these...
        £278.38
        £279.99
        £278.38
        Save £1.61
        • Black
      • Surly Front Rack Mk II Porteur rack for fat bikes and 29+ wheels, shown installed on a bike with durable metal construction.Surly 8-pack front Porteur rack for fat bikes and 29+ wheels, durable bicycle accessories with sturdy metal construction.

        Surly Parts 8-Pack Front Rack Mk II – Porteur Rack for Fat Bike & 29+ Wheels - Black

        The Surly Parts 8-Pack Front Rack - Mk II is a robust and traditional-style Porteur rack designed to provide reliable front cargo support. Its secure mounting system fits mid-blade and crown eyelets on Surly forks, ensuring compatibility with fat bike and 29+ wheels. Built...
        £149.99
        £149.99
        • Black
        • Silver
      • Surly 29+ bike inner tube with Presta valve for 29" x 3.0" tires, suitable for mountain and fat bikes.

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

        The Surly 29+ Tube is designed specifically for 29" x 3.0" tires, ensuring a perfect fit for your bike. Featuring a reliable Presta valve, it offers excellent air retention and easy inflation. This inner tube enhances your ride by providing durability and consistent performance...
        £14.99
        £14.99
      • Surly 24-pack front rack Mk II for fat bikes and 29+ wheels with mounting hardware, lightweight bike accessory in imageSurly 24-pack front rack Mk II for fat bikes and 29+ wheels with mounting hardware, shown mounted on a bike.

        Surly Parts 24-Pack Front Rack Mk II for Fat Bikes & 29+ Wheels with Mounting Hardware - Black

        The Surly Parts 24-Pack Front Rack Mk II offers a reliable and traditional Porteur rack design that fits securely on Surly forks. Its versatile mounting system attaches to mid-blade and crown eyelets, making it ideal for fat bikes and 29+ wheels. Crafted for durability...
        £189.99
        £189.99
        • Black
        • Silver
      • Surly Straggler V2 gravel bike with Shimano GRX 12-speed components and thru-axle wheels, shown from side view.Surly Straggler V2 gravel bike with Shimano GRX 12-speed gears and thru-axle wheels, shown on a shaggy carpet.

        Surly Straggler V2 Gravel Bike with Shimano GRX 12-Speed and Thru-Axle Wheels - Green

        The Surly Straggler V2 Gravel Bike with Shimano GRX 12-Speed and Thru-Axle Wheels represents a pinnacle of versatility and durability in the gravel cycling category. Engineered to excel across a variety of terrains, this bike combines modern design with robust construction to deliver a...
        £2,749.99
        £2,749.99
        • Green
        • Orange
      • Surly Straggler V2 gravel bike frame in green, designed for adventure and commuting, with a durable, versatile bicycle frame.Surly Straggler V2 gravel bike frame in orange, versatile for adventure and commuter riding, shown from the side.

        Surly Straggler V2 Gravel Bike Frame – Versatile Adventure and Commuter Frame - Orange

        The Surly Straggler V2 Gravel Bike Frame embodies the essence of versatility and durability, crafted to meet the demands of both adventurous gravel riders and urban commuters. This frame is engineered with a focus on adaptability, offering a geometry that balances comfort and control...
        £1,849.99
        £1,849.99
        • Green
        • Orange
      • Black Surly Straggler 700c gravel and commuter bike with steel frame, equipped with Sora shifters and sturdy tires.Surly Straggler 700c Sora gravel and commuter bike with steel frame, featuring drop handlebars and rugged tires.

        Surly Straggler 700c Sora Gravel and Commuter Bike with Steel Frame - Black

        The Surly Straggler 700c Sora Gravel and Commuter Bike embodies a perfect blend of durability and versatility, designed to meet the demands of both urban riders and gravel enthusiasts. Crafted with a robust steel frame, this bike offers exceptional strength and resilience, ensuring a...
        from £1,799.99
        from £1,799.99
        • Black
        • Cold Steel Blue
        • Chlorine Dream
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      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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