2025 Trek Top Fuel 9 Gen 4 Bike

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Trek


$70 standard shipping on bikes (continental U.S. only).	$70 standard shipping on bikes (continental U.S. only). $4,199.99	Buy
Top Fuel 8 Gen 4	Top Fuel 8 Gen 4 $4,199.99	Buy
Top Fuel C Frameset Gen 4	Top Fuel C Frameset Gen 4 $4,299.99	Buy
Top Fuel AL Frameset Gen 4	Top Fuel AL Frameset Gen 4 $2,699.99	Buy
Top Fuel C Gen 3 Frameset	Top Fuel C Gen 3 Frameset $1,399.93	Buy
Top Fuel RSL Gen 4	Top Fuel RSL Gen 4 $10,500.00	Buy
Top Fuel 9.9 XTR Di2 Gen 4	Top Fuel 9.9 XTR Di2 Gen 4 $10,500.00	Buy
Top Fuel 9.8 XT Di2 Gen 4	Top Fuel 9.8 XT Di2 Gen 4 $6,799.99	Buy
Top Fuel AL Gen 3 Frameset	Top Fuel AL Gen 3 Frameset $999.93	Buy
Fuel LX 9.9 X0 AXS Gen 7	Fuel LX 9.9 X0 AXS Gen 7 $8,699.99	Buy
Fuel EX 8 Gen 7	Fuel EX 8 Gen 7 $3,999.99	Buy
Fuel MX 9.9 X0 AXS Gen 7	Fuel MX 9.9 X0 AXS Gen 7 $8,499.99	Buy
Fuel+ MX 9.9 X0 AXS Gen 2	Fuel+ MX 9.9 X0 AXS Gen 2 $11,500.00	Buy
Fuel EX 8 XT Gen 6	Fuel EX 8 XT Gen 6 $2,799.93	Buy
Fuel EX 9.8 XT Gen 6	Fuel EX 9.8 XT Gen 6 $4,299.93	Buy
Fuel EX 8 GX AXS T-Type Gen 6	Fuel EX 8 GX AXS T-Type Gen 6 $2,799.93	Buy
Fuel+ LX 9.9 X0 AXS Gen 2	Fuel+ LX 9.9 X0 AXS Gen 2 $11,700.00	Buy
Fuel+ EX 9.9 X0 AXS Gen 2	Fuel+ EX 9.9 X0 AXS Gen 2 $11,500.00	Buy
Fuel EX 9.8 GX AXS T-Type Gen 6	Fuel EX 9.8 GX AXS T-Type Gen 6 $3,999.93	Buy
Domane+ SLR 6	Domane+ SLR 6 $7,699.99	Buy
Checkpoint SL Gen 3 Frameset	Checkpoint SL Gen 3 Frameset $1,199.93	Buy
Fuel MX 9.8 XT Gen 7	Fuel MX 9.8 XT Gen 7 $5,999.99	Buy
Fuel EX 9 XT Gen 7	Fuel EX 9 XT Gen 7 $4,999.99	Buy
Fuel MX 9.8 XT Di2 Gen 7	Fuel MX 9.8 XT Di2 Gen 7 $6,499.99	Buy
Fuel+ MX 9.8 XT Di2 Gen 2	Fuel+ MX 9.8 XT Di2 Gen 2 $10,700.00	Buy
Fuel+ MX 9.8 XT Gen 2	Fuel+ MX 9.8 XT Gen 2 $10,200.00	Buy
Domane+ SLR 9	Domane+ SLR 9 $14,300.00	Buy
Fuel EX 9 X0 AXS Gen 7	Fuel EX 9 X0 AXS Gen 7 $5,999.99	Buy
Fuel EX 9 XT Di2 Gen 7	Fuel EX 9 XT Di2 Gen 7 $5,499.99	Buy
Free shipping on orders over $50 (continental U.S. only). International shipping available. Some exclusions apply.	Browse available Bikes
Free U.S. shipping on everything. International shipping available. Some exclusions apply.	Browse available Bikes
Free shipping on orders over $69 (continental U.S. only). International shipping available. Some exclusions apply.	Browse available Bikes

Specifications

Product

Trek Top Fuel 9 Gen 4 Bike

Model Year

2025

Intended Use

Cross Country

Trail

Rider

Unisex

Sizes and Geometry

SM (High, Low)

MD (High, Low)

ML (High, Low)

LG (High, Low)

XL (High, Low)

View Full Geometry

Size	SM (High, Low)	MD (High, Low)	ML (High, Low)	LG (High, Low)	XL (High, Low)
Top Tube Length	558mm, 559mm	587mm, 588mm	611mm, 612mm	630mm, 631mm	672mm, 673mm
Head Tube Angle	65.9°, 65.5°	65.9°, 65.5°	65.9°, 65.5°	65.9°, 65.5°	65.9°, 65.5°
Head Tube Length	105mm	105mm	110mm	115mm	135mm
Seat Tube Angle	76.5°, 76.0°	77.3°, 76.9°	76.6°, 76.2°	76.3°, 75.9°	75.6°, 75.2°
Seat Tube Length	360mm	410mm	420mm	435mm	470mm
Bottom Bracket Height	Drop: 10mm, 16mm	Drop: 26mm, 32mm	Drop: 26mm, 32mm	Drop: 26mm, 32mm	Drop: 26mm, 32mm
Chainstay Length	434mm, 435mm	434mm, 435mm	439mm, 440mm	439mm, 440mm	444mm, 445mm
Wheelbase	1150mm, 1151mm	1188mm, 1188mm	1210mm, 1210mm	1227mm, 1227mm	1270mm, 1271mm
Standover	705mm, 700mm	755mm, 750mm	755mm, 750mm	760mm, 755mm	765mm, 760mm
Reach	422mm, 417mm	452mm, 447mm	467mm, 462mm	482mm, 477mm	512mm, 507mm
Stack	566mm, 570mm	599mm, 603mm	604mm, 607mm	608mm, 612mm	626mm, 630mm
Additional Info	• Geometry adjustable via Mino Link 4 flip chip in lower shock mount • SM has 27.5" wheels; MD-XL have 29" wheels • All specifications listed are with 130mm travel fork with 43mm offset

Sizes Additional Info

• Geometry adjustable via Mino Link 4 flip chip in lower shock mount
• SM has 27.5" wheels; MD-XL have 29" wheels
• All specifications listed are with 130mm travel fork with 43mm offset

View Full Geometry

Size	SM (High, Low)	MD (High, Low)	ML (High, Low)	LG (High, Low)	XL (High, Low)
Top Tube Length	558mm, 559mm	587mm, 588mm	611mm, 612mm	630mm, 631mm	672mm, 673mm
Head Tube Angle	65.9°, 65.5°	65.9°, 65.5°	65.9°, 65.5°	65.9°, 65.5°	65.9°, 65.5°
Head Tube Length	105mm	105mm	110mm	115mm	135mm
Seat Tube Angle	76.5°, 76.0°	77.3°, 76.9°	76.6°, 76.2°	76.3°, 75.9°	75.6°, 75.2°
Seat Tube Length	360mm	410mm	420mm	435mm	470mm
Bottom Bracket Height	Drop: 10mm, 16mm	Drop: 26mm, 32mm	Drop: 26mm, 32mm	Drop: 26mm, 32mm	Drop: 26mm, 32mm
Chainstay Length	434mm, 435mm	434mm, 435mm	439mm, 440mm	439mm, 440mm	444mm, 445mm
Wheelbase	1150mm, 1151mm	1188mm, 1188mm	1210mm, 1210mm	1227mm, 1227mm	1270mm, 1271mm
Standover	705mm, 700mm	755mm, 750mm	755mm, 750mm	760mm, 755mm	765mm, 760mm
Reach	422mm, 417mm	452mm, 447mm	467mm, 462mm	482mm, 477mm	512mm, 507mm
Stack	566mm, 570mm	599mm, 603mm	604mm, 607mm	608mm, 612mm	626mm, 630mm
Additional Info	• Geometry adjustable via Mino Link 4 flip chip in lower shock mount • SM has 27.5" wheels; MD-XL have 29" wheels • All specifications listed are with 130mm travel fork with 43mm offset

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

FOX FLOAT DPS Performance, 2-position compression lever, 185mm length x 50mm stroke

Fork

FOX FLOAT 34 Rhythm, EVOL, GRIP damper, 44mm offset, Kabolt thru-axle

Fork Travel

130mm

Head Tube Diameter

Tapered, 1.125" top, 1.5" bottom

Headset

Handlebar

Bontrager Line, alloy, 780mm width, 27.5mm rise, 35mm clamp diameter

Stem

Bontrager Elite, 45mm length, 0° rise, 35mm bar clamp

Grips

Bontrager XR Trail Comp, nylon lock-on

Brakes

SRAM Level Bronze, 4-piston, SRAM CenterLine 180mm 6-bolt rotors

Brake Levers

SRAM Level Bronze Stealth, tool-free reach adjust

Drivetrain

Shifters

SRAM Eagle Pod Controller, 12-speed, AXS electronic wireless

Front Derailleur

None

Rear Derailleur

SRAM GX Eagle Transmission, 12-speed, AXS electronic wireless

ISCG Tabs

ISCG05 front two bolts

Chainguide

None

Cranks

SRAM GX Eagle Transmission Alloy DUB, 170mm length

Chainrings

SRAM GX Eagle Transmission, 30 tooth

Bottom Bracket

SRAM DUB MTB Wide, 73mm English/BSA threaded

Pedals

None

Chain

SRAM GX Eagle Transmission Flattop, 12-speed

Cassette

SRAM GX Eagle Transmission XS-1275, 12-speed, 10-52 tooth

Rims

Bontrager Line Comp 30, high strength 6000 Series alloy, tubeless ready

Hubs

Bontrager Line Comp wheelset, 15mm x 110mm (Boost) front, 12mm x 148mm (Boost) rear with Rapid Drive 108 freehub and XD driver

Spokes

Bontrager Line Comp wheelset

Tires

Bontrager Gunnison Pro XR, wire (SM) or aramid (MD-XL) bead, 60 TPI, tubeless ready, 2.4"

Saddle

Bontrager Verse Short Comp, steel rails, 145mm width

Seatpost

Bontrager Line dropper, MaxFlow
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

Buff Beige, Juniper

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
• Includes SRAM AXS PowerPack battery charger

Price

$4,799.99

More Info

Trek website

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Fuel MX 9.9 X0 AXS Gen 7	Fuel MX 9.9 X0 AXS Gen 7 $8,499.99	Buy
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Fuel+ LX 9.9 X0 AXS Gen 2	Fuel+ LX 9.9 X0 AXS Gen 2 $11,700.00	Buy
Fuel+ EX 9.9 X0 AXS Gen 2	Fuel+ EX 9.9 X0 AXS Gen 2 $11,500.00	Buy
Fuel EX 9.8 GX AXS T-Type Gen 6	Fuel EX 9.8 GX AXS T-Type Gen 6 $3,999.93	Buy
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Fuel MX 9.8 XT Di2 Gen 7	Fuel MX 9.8 XT Di2 Gen 7 $6,499.99	Buy
Fuel+ MX 9.8 XT Di2 Gen 2	Fuel+ MX 9.8 XT Di2 Gen 2 $10,700.00	Buy
Fuel+ MX 9.8 XT Gen 2	Fuel+ MX 9.8 XT Gen 2 $10,200.00	Buy
Domane+ SLR 9	Domane+ SLR 9 $14,300.00	Buy
Fuel EX 9 X0 AXS Gen 7	Fuel EX 9 X0 AXS Gen 7 $5,999.99	Buy
Fuel EX 9 XT Di2 Gen 7	Fuel EX 9 XT Di2 Gen 7 $5,499.99	Buy
Free shipping on orders over $50 (continental U.S. only). International shipping available. Some exclusions apply.	Browse available Bikes
Free U.S. shipping on everything. International shipping available. Some exclusions apply.	Browse available Bikes
Free shipping on orders over $69 (continental U.S. only). International shipping available. Some exclusions apply.	Browse available Bikes