The right crank transforms a fixed gear bike’s feel. stiffness under sprint effort, correct chainline for a single-speed drivetrain, and reliable interface with your bottom bracket. These five cranks cover the range from budget street commuters to serious track and road use, chosen for value, compatibility, and real-world durability.
| Product | Price | Best For | Rating |
|---|---|---|---|
| Shimano FC-7710 Dura-Ace Track | ~$280 | Serious track and velodrome use | 4.8/5 |
| Sugino 75 DD Track Crank | ~$220 | Mid-tier track and fixed street | 4.7/5 |
| MicroShift MA70 Single Speed Crank | ~$55 | Budget-friendly commuter fixie | 4.4/5 |
| Omnium Over-Torque Crank | ~$340 | Premium external bearing performance | 4.8/5 |
| Shimano FC-R8000 Ultegra Single | ~$160 | Road-quality build for street fixed | 4.6/5 |
Shimano FC-7710 Dura-Ace Track - Best Fixed Gear Crank Overall
Shimano’s Dura-Ace Track crank is purpose-built for fixed gear and track use and it shows in every detail. The arm profile is stiff enough that there is zero noticeable flex under hard sprinting. The 144mm BCD accepts standard track chainrings from 39T to 53T. Arm length options include 165mm and 170mm. The square taper spindle interface is universally compatible with JIS-standard bottom brackets. Weight is competitive for a forged aluminum crank at this spec level. If you ride a track bike seriously or race in crits on a fixie, this is the industry-standard choice that professionals rely on.
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Sugino 75 DD Track Crank - Best Mid-Tier Fixed Gear Crank
Sugino’s 75 DD is the classic alternative to Dura-Ace Track among serious fixed gear riders. The forged aluminum arms are notably stiff and the 144mm BCD is track-standard. The double-drilled design accepts both 144mm and 110mm BCD chainrings, giving chainring selection flexibility that the Shimano lacks. Available in 165mm and 170mm arm lengths. The square taper bottom bracket interface is standard and reliable. Finish quality is excellent. At a lower price than the Dura-Ace, this crank is genuinely preferred by many fixed gear enthusiasts for its versatility and the slight weight savings it offers.
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MicroShift MA70 Single Speed Crank - Best Budget Crank for Fixed Gear
The MicroShift MA70 is the most accessible entry point for upgrading a budget fixie’s drivetrain. The forged aluminum arms are stiffer than stock cranks on most entry-level fixed gear bikes. BCD is 130mm, which suits a wide selection of affordable chainrings. Square taper interface works with standard JIS bottom brackets. At under $60, this crank delivers noticeable rigidity improvement over stamped steel OEM cranks without requiring a large investment. It is appropriate for urban commuters, beginner track days, and riders building a first fixie on a budget.
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Omnium Over-Torque Crank - Best Premium Fixed Gear Crank
The Omnium Over-Torque crank is designed specifically for high-output fixed gear and track riding. The external bearing spindle is 30mm in diameter, significantly stiffer than square taper or 24mm alternatives, making it the best choice for powerful sprinters or riders who are sensitive to crank flex. It requires a compatible external bearing bottom bracket. The 144mm BCD accepts standard track rings. Weight is among the lowest in the single-speed crank category. The price is the highest in this roundup, but for riders who have experienced the stiffness limitation of square taper cranks, the Omnium is a transformative upgrade.
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Shimano FC-R8000 Ultegra Single Speed - Best Road Crank for Fixed Gear
The Shimano FC-R8000 Ultegra converted to single chainring use is an excellent option for street fixed gear riders who want road-component quality with wider compatibility. The Hollowtech II external bearing spindle is stiff and light. Paired with a single 46T to 50T chainring and the correct chainline setup, it runs cleanly on a fixed gear drivetrain. The 110mm 4-bolt BCD gives wide chainring selection. It requires a Shimano-compatible external bearing bottom bracket. This is the pick for riders who want the refinement of road groupset components on a daily-driver fixie.
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What to Look For in a Fixed Gear Crank
Chainline is the most important fit consideration. measure from your frame centerline to the rear cog and match your crank and chainring selection to that measurement. Standard track chainline is 42mm. BCD determines which chainrings fit: 144mm is the track standard, 130mm suits many performance road rings, and 110mm offers the widest ring selection. Stiffness correlates with spindle diameter: 30mm external bearing cranks are stiffer than 24mm, which are stiffer than square taper. For commuters, stiffness differences are imperceptible; for sprinters and racers, they matter significantly.
Final Thoughts
For velodrome and serious fixed gear riding, the Shimano Dura-Ace FC-7710 or Sugino 75 DD are the right choices. The Omnium is the top pick for maximum stiffness if budget allows. Street commuters and budget builds are well served by the MicroShift MA70. The Ultegra road conversion is ideal for riders who already have Shimano external bearing bottom brackets and want road-component quality on their fixie.
Frequently asked questions
What crank arm length should I use for a fixed gear bike?+
170mm is the most common crank arm length for fixed gear and track bikes, suitable for most adult riders between 5'6" and 6'0". Shorter riders often prefer 165mm for better ground clearance in tight turns. Track cyclists sometimes use 165mm for higher cadence. If you are unsure, 170mm is the safe default. match your current road bike crank length if you have one.
What bottom bracket does a fixed gear crank need?+
Most fixed gear cranks use either a square taper or external bearing bottom bracket depending on the interface. Older and budget cranks typically use square taper (JIS or ISO). Modern performance cranks often use external bearing standards like BSA threaded or press-fit. Always match the crank's spindle interface to a compatible bottom bracket. the product listing will specify which type is required.
Can I use a road bike crankset on a fixed gear?+
You can use many single-chainring road cranks on a fixed gear bike if the bottom bracket interface is compatible and the chainline is correct. Remove the front derailleur, use a single chainring of the right size, and verify the chainline aligns with your rear cog. Track-specific cranks are stiffer and lighter than road equivalents, but a quality road crank works well for street fixed gear riding.