Bikes
Trek
Top Fuel
2026
Top Fuel 8 Gen 4
Drivetrains

Drivetrains that fit the Trek Top Fuel 8 Gen 4 2026

Now on your bike: Shimano XT M8100, long cage

Your trim

Don’t know
Top Fuel 8 Gen 4
Top Fuel 9.8 XT Di2 Gen 4
Top Fuel 9.9 XTR Di2 Gen 4
Top Fuel RSL Gen 4

← All parts for the Trek Top Fuel 8 Gen 4 2026

We don’t sell anything — we help you choose.

Recommendations, not a guarantee: fit is checked against the standards we know for your bike. Confirm with a mechanic before you install anything.

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Fits 0

Every standard that matters is recorded for your bike and the part, and they match.

No drivetrain we can verify for this bike yet. Some may fit — see below.

May fit — check 5Show

A standard these need isn’t recorded for your bike or the part. Each card says what to check.

Budget
CA$140.001 Canadian shop
Shimano SLX M7100 12-speed Cassette 10-51T
Get: 10-51T
Check on your bike first
- Freehub driver not documented on one side.
Check price at TBS Bike Parts
Budget
CA$279.951 Canadian shop
Shimano Deore M6100 1×12 Groupset (no crank)
Get: 1×12, 10-51T
Check on your bike first
- Freehub driver not documented on one side.
Check price at bikecomponents.ca
Mid-range
CA$586.951 Canadian shop
SRAM NX Eagle 1×12 Groupset with Crank
Get: 1×12, 11-50T, HG
Check on your bike first
- Freehub driver not documented on one side.
Check price at bikecomponents.ca
Mid-rangeUpgrade
CA$819.951 Canadian shop
Shimano Deore XT M8100 1×12 Groupset with Crank
Get: 1×12, 10-51T
Check on your bike first
- Freehub driver not documented on one side.
Check price at bikecomponents.ca
TopUpgrade
CA$1,299.951 Canadian shop
SRAM GX Eagle Transmission AXS Groupset with Crank
Get: 1×12, 10-52T, XD
Check on your bike first
- Freehub driver not documented on one side.
Check price at bikecomponents.ca