Gravel Bikes

Blending the norm between all-out road and mountain bikes, gravel bikes give a much wider range of versatility, making them perfect for the multi-discipline cyclist. These durable adventure bikes feature rugged construction and a stable, comfort-orientated geometry to make them at home both on and off-road.

We are sure that you will find the best gravel bike for heading off road here at Sigma Sports, so check out our line up to discover the latest epic gravel bikes and framesets from brands such as Trek, Cannondale, Specialized, Argon 18 and many more. Unsure on gravel bike size? Read our guide.

Versatile Adaptability: GREVIL F9 accommodates any wheel or tire combination, providing freedom for diverse terrains and pushing performance limits.

Aerodynamic Focus: The design emphasis on aerodynamics and rigidity ensures every watt saved brings you closer to victory.

Optimized Geometry: From modified fork angles to increased seat tube angles, the GREVIL F's geometry prioritizes handling, comfort, and wheel clearance for an unparalleled riding experience.

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New Gravel Race geometry optimizes aerodynamics and comfort for long rides.
Ultra-light 800 Series OCLV Carbon frame reduces road chatter to save energy.
Multiple mounts for Adventure Bags to carry all your race-day essentials.

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Versatile Gravel Riding: The Topstone Alloy is designed for adventure, offering a comfortable ride, confident handling, and up-for-anything capability on any road.

SmartForm C2 Alloy Construction: Experience a light and lively feel with Cannondale's expertise in aluminum craftsmanship, showcased in the SmartForm C2 Alloy construction of the Topstone.

Out-Front Steering Geometry: The bike combines confident stability with nimble agility, ensuring a light and lively steering feel for unmatched confidence at speed and in challenging terrains.

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  • SuperX Carbon 
  • Shimano GRX 820 Groupset
  • DT Swiss G1800 Spline Wheelset
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  • Strong and reliable Cannondale C2 alloy frame and carbon fork
  • Shimano GRX 800/600 11-speed groupset
  • Powerful Shimano hydraulic disc brakes
  • Large volume 35c Vittoria clincher tyres 
  • Built to accept an internally routed 27.2mm dropper seatpost
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  • 725g S-Works 12r and 825g 10r frames. We took the revolutionary breakthroughs that made Aethos the lightest bike ever and applied them to the Crux. The result? A gravel bike that climbs like a dream, floats over nightmarish terrain, and weighs less than a full bottle in your cage.
  • Nimble, supple, and reactive. Responsive at the pedals, supple in the saddle, the Crux blends speed and comfort for an unrivalled ride feel
  • Performance gravel geometry and a race-influenced fit is inspired by Crux’s iconic history in cyclocross
  • The combination of clearance to weight unlocks all-new riding potential
  • Fast-rolling Roval Terra C 700c wheels deliver rapid acceleration and durable performance
  • 38c Specialized Pathfinder Pro tyres boost grip across a range of surface types
  • Fully-wireless SRAM Rival eTap AXS drivetrain provides crisp, reliable shifting across the wide 12-speed range
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Wheelset: Velomann Terbium, Carbon, Rim Height: 30 mm
Groupset: Shimano GRX 820

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Frame: Specialized E5 Premium Aluminum with D'Aluisio Smartweld Technology
Brakes: SRAM APEX Hydraulic Disc
Tires: Pathfinder Pro 2BR, 700x38

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Cervélo All-Carbon, Tapered Aspero Fork
Fulcrum Rapid Red 300 wheelset, tubeless compatible
Shimano GRX, RX820

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Advanced Suspension: Future Shock 1.5, FACT carbon fork
High-Performance Drivetrain: SRAM Apex Eagle 12-speed
Versatile Wheelset: AXIS Elite Disc, Pathfinder Pro 2BR

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  • FACT 8r Carbon Frameset
  • Future Shock 1.5 Suspension
  • Shimano GRX Groupset
  • DT Swiss G540 Wheelset
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  • FACT 9r Carbon Frameset
  • Future Shock 2.0 Suspension
  • Sram Rival/GX AXS Groupset
  • Roval Terra Carbon Wheelset
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Featherweight Build: Crux is the world's lightest gravel bike with groundbreaking 725g (12r) and 825g (10r) frames, inheriting Aethos' weight-saving breakthroughs.

Generous Tire Clearance: Boasting 47c/650b x 2.1” tire clearance, the Crux excels with Diverge-level versatility, empowering riders to explore any terrain at full speed.

Dynamic Responsiveness: Nimble, supple, and responsive, the Crux offers a dream-like climbing experience, effortlessly floating over challenging terrains, thanks to its performance gravel geometry.

Tailored Geometry Options: Available in various sizes (49, 52, 54, 56, 58, 61), Crux provides a personalized fit with stack, reach, and other geometry specifications catering to diverse rider preferences.

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  • Sram Force/Eagle AXS Groupset
  • Reserve 40/44 Wheelset
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  • Shimano GRX Di2 Groupset
  • Reserve 40/44 Wheelset
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  • Sram Red/Eagle AXS Groupset
  • Reserve 40/44 Wheelset
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Cervélo All-Carbon, Tapered Aspero Fork
WTB Vulpine TCS Light Fast Rolling Dual DNA 60tpi 700x40c tire
Shimano GRX, RX822, 12 speed rear derailleur

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Swift and adaptable multi-surface racing machine
Enhanced clearance for tires and chainrings, supports 650b wheel compatibility
Streamlined cable management and increased mud clearance

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Cervélo All-Carbon Aspero: Precision gravel bike.
Alexrims Boondocks 7D wheelset: Lightweight and durable.
SRAM Apex 1: Reliable shifting and power transfer.

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  • Premium Kinesis G2 double-butted 6061 aluminium frame
  • SRAM Apex 1x groupset
  • Pannier and mudguard compatible
  • Carbon fork to reduce vibration feedback
  • Sealed bearing hubs
  • Tubeless compatible rims
  • Schwalbe G-One Allround 700x40c TLE Tubeless Tyres
  • Tyre clearance for up to 45c
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