Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
Trek

Top Fuel 9.8 GX AXS Gen 4

UPC: 197216022541
Colour — Lunar Silver
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Size chart
 Size  Rider Height  Inseam
 XS  

145 - 155 cm

4'9" - 5'1"

  

69 - 73 cm

27" - 29"
 S  

155 - 165 cm

5'1" - 5'5"

  

74 - 78 cm

29" - 31"
 M  

165 - 176 cm

5'5" - 5'9"

  

79 - 83 cm

31" - 33"
ML  

173 - 180 cm

5'8" - 5'11"

  

81 - 86 cm

32" - 34"
L  

177 - 188 cm

5'10" - 6'2"

  

84 - 89 cm

33" - 35"
XL   

188 - 195 cm

6'2" - 6'5"

  

89 - 91 cm

35" - 36"
 XXL  

195 - 203 cm

6'5" - 6'8"

  

91 - 97 cm

36" - 38"

Frame:
OCLV Mountain Carbon, internal storage, tapered head tube, internal guided routing, downtube guard, OCLV Next rocker link, Mino 4 link, ABP, Boost148, 120mm travel
Fork:
RockShox Pike Select+, DebonAir spring, Charger 3.1 RC2 damper, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 130mm travel
Rear Suspension:
RockShox Deluxe Ultimate RCT, 185mm x 50mm
Tires:
Bontrager Montrose RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40''
Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40''
Wheels:
Bontrager Line Comp 30, High Strength 6000 Series Aluminum rim, Tubeless Ready, Rapid Drive 108, 6-bolt, SRAM XD freehub, Boost148, 12mm thru axle, 29''
Brakes:
SRAM Level Bronze 4-piston hydraulic disc
Seatpost:
Bontrager Line Dropper, MaxFlow, internal routing, 34.9mm
Stem / Handlebar:
Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise
Weight (lbs/kg):
MD - 28.89 / 13.10 (with TLR sealant, no tubes)
Sizes:
SM, MD, ML, LG, XL

Top Fuel 9.8 GX AXS Gen 4 is a lightweight carbon trail bike built to rip up climbs and stay playful on descents.

It gives you the confidence you want through roots and rocks, thanks to a 120mm/130mm RockShox suspension package with a Pike Select+ fork and Deluxe Ultimate shock.

Plus, you can shift easy even under load with a SRAM GX Eagle AXS wireless transmission.

  • Top Fuel Gen 4 delivers with an intensely lightweight build, improved in-frame storage, and more adjustability for all kinds of rides and riders
  • With 120mm rear and 130mm front RockShox suspension, it delivers a well balanced ride that stays efficient on the ups and playful on descents
  • The 4-way Mino Link makes it easy to adjust your geometry or leverage rate for how and where you want to ride
  • In-frame storage with an improved BITS bag system makes it easy to stash tools, tubes, and snacks
  • It's more upgrade-ready than ever, with room for bigger 140mm forks and longer-stroke shocks for up to 130mm of rear travel, plus room for extra-long dropper posts

Frame

  • OCLV Mountain Carbon, internal storage, tapered head tube, internal guided routing, downtube guard, OCLV Next rocker link, Mino 4 link, ABP, Boost148, 120mm travel

Fork

  • RockShox Pike Select+, DebonAir spring, Charger 3.1 RC2 damper, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 130mm travel

Chain

  • SRAM GX Eagle, T-Type, 12 speed

Tires

  • Bontrager Montrose RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40'' // Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40''

Brakes

  • SRAM Level Bronze 4-piston hydraulic disc // SRAM Level Bronze 4-piston hydraulic disc

Rotors

  • SRAM CenterLine, 6-bolt, round edge, 180mm

Saddle

  • Verse Short Comp, steel rails, 145mm width

Wheels

  • Bontrager Line Comp 30, High Strength 6000 Series Aluminum rim, Tubeless Ready, Rapid Drive 108, 6-bolt, SRAM XD freehub, Boost148, 12mm thru axle, 29''

Crankset

  • SRAM GX Eagle, T-Type, DUB, 30T, 55mm chainline, 170mm length

Seatpost

  • Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 450mm length

Shifters

  • SRAM AXS POD

Rear Shock

  • RockShox Deluxe Ultimate RCT, 185mm x 50mm

Tape/Grips

  • Bontrager XR Trail Elite, nylon lock-on

Bottom Bracket

  • SRAM DUB MTB Wide, 73mm, BSA threaded

Rear Derailleur

  • SRAM GX Eagle AXS, T-Type

Cassette/Freewheel

  • SRAM Eagle XS-1275, T-Type, 10-52, 12 speed

Handlebars

  • Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 45mm stem length

* Subject to change without

Carry-On, But For Your Bike

Top Fuel’s new storage system is easier to use with a bigger opening, more secure seal, and all-new BITS bag system. Carry your essentials on your bike, not your body.

Room For Bigger Suspension And Longer Dropper Post

Top Fuel Gen 4 is more upgrade-ready than ever, with room for bigger 140mm forks and longer-stroke shocks for up to 130mm of rear travel, plus room for extra-long dropper posts.

Tubeless Tires Out Of The Box

All Top Fuel Gen 4 models are tubeless and ready to go out of the box. Sealant, valves, and rim strips included.

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