Browse product groups:

2025 Trek Top Fuel 5 Gen 4 Bike

5 mercury 01
5 mercury 01.png?VersionId=E6ZgT547 RJ.N.uIyUx EAe
5 mercury 02
5 crimson 01
5 crimson 02
5 detail 01
5 detail 02
mino
storage
5 mercury 01 5 mercury 02.png?VersionId=gamvij 5 crimson 01.png?VersionId=L KAX8IkkOHkKVAsrNrWlJvb2fY 5 crimson 02.png?VersionId=pniC9uL 5 detail 01.png?VersionId=g1jaQXhr 5 detail 02 mino.png?VersionId=yjExr3XV8r0n62I.icdGXi storage
Related:
Trek
Where To Buy
Free standard shipping on all bikes (continental U.S. only).
Flat rate shipping to Hawaii and Alaska.
Free standard shipping on all bikes (continental U.S. only).
Flat rate shipping to Hawaii and Alaska.
$3,999.99
Fuel EX 8 Gen 6
$3,999.99
Top Fuel 7
$3,129.99
Slash 9.7 Gen 5
$4,249.99
FX 1 Disc
$599.99
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.

Specifications

Product
Trek Top Fuel 5 Gen 4 Bike
Model Year
2025
Riding Type
Cross Country
Trail
Rider
Unisex
Sizes and Geometry
SM (High, Low)
MD (High, Low)
ML (High, Low)
LG (High, Low)
XL (High, Low)
Wheel Size
27.5" (650b)
29"
Frame Material
Aluminum
Frame Material Details
Alpha Platinum alloy, OCLV Next rocker link, molded chainstay protection, bolt-on dual-density down tube guard
Rear Travel
120mm
Rear Shock
X-Fusion Pro 2, 2-position compression lever, 185mm length x 50mm stroke
Fork
RockShox Recon Silver RL, Solo Air spring, Motion Control damper, lockout, 32mm stanchions, 42mm offset, Maxle Stealth thru-axle
Fork Travel
130mm
Head Tube Diameter
Tapered, 1.125" top, 1.5" bottom
Headset
 
Handlebar
Bontrager, alloy, 750mm width, 15mm rise, 31.8mm clamp diameter
Stem
Bontrager Comp, 50mm length, 7° rise, 31.8mm bar clamp, Blendr compatible
Grips
Bontrager XR Trail Comp, nylon lock-on
Brakes
Shimano MT200, 2-piston, Shimano RT26 180mm 6-bolt rotors
Brake Levers
Shimano MT200
Drivetrain
1x
Shifters
Shimano Deore M6100, 12-speed
Front Derailleur
None
Rear Derailleur
Shimano Deore M6100, 12-speed, long cage
ISCG Tabs
ISCG05 front two bolts
Chainguide
None
Cranks
Shimano MT512, 170mm length
Chainrings
Shimano MT512, 30 tooth
Bottom Bracket
Shimano MT501, 73mm English/BSA threaded
Pedals
None
Chain
Shimano Deore M6100, 12-speed
Cassette
Shimano Deore M6100, 12-speed, 10-51 tooth
Rims
Bontrager Line 30, alloy, 32-hole, tubeless ready
Hubs
Bontrager alloy, 15mm x 110mm (Boost) front, 12mm x 148mm (Boost) rear with MICRO SPLINE driver
Spokes
Bontrager Line wheelset
Tires
Bontrager Gunnison Elite XR, wire bead, 60 TPI, tubeless ready, 2.4"
Saddle
Bontrager Verse Short, stainless steel rails
Seatpost
TranzX JD-YSI22 dropper
Drop: 100mm (SM), 170mm (MD-XL)
Seatpost Diameter
34.9mm
Seatpost Clamp
Single bolt
Rear Dropout / Hub Dimensions
12mm x 148mm (Boost)
Max. Tire Size
2.5"
Bottle Cage Mounts
One inside front triangle
Colors
Matte Mercury, Crimson
Warranty
Lifetime frame; 2 years Trek/Bontrager parts, suspension linkage components, and paint/decals
Weight
 
Miscellaneous
• ABP (Active Braking Pivot) rear suspension design
• SM has 27.5" wheels; MD-XL have 29" wheels
• Geometry (High/Low) and rear suspension leverage rate (More/Less progressive) adjustable via Mino Link 4 flip chip in lower shock mount
• All sizes compatible with mixed ("Mullet") setups (29" front, 27.5" rear) by using 140mm travel fork and Mino Link 4 flip chip in High position
• Internal frame storage compartment in down tube; includes Bontrager BITS storage bag
• Guided internal cable routing
• SRAM UDH (Universal Derailleur Hanger)
• Convertible to 130mm rear travel with longer-stroke shocks
• Frame weight, size MD: 8.2 lb (3700 g)
• Includes Bontrager TLR tubeless rim strips, sealant, and valves
Price
$2,699.99
More Info

Trek website

Review This Product
What do you think?
Where To Buy
Free standard shipping on all bikes (continental U.S. only).
Flat rate shipping to Hawaii and Alaska.
Free standard shipping on all bikes (continental U.S. only).
Flat rate shipping to Hawaii and Alaska.
$3,999.99
Fuel EX 8 Gen 6
$3,999.99
Top Fuel 7
$3,129.99
Slash 9.7 Gen 5
$4,249.99
FX 1 Disc
$599.99
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.
Bikes

Deals

See All »