The Trek Top Fuel 9.9 is a top-shelf full suspension mountain bike for riders who are serious about their fun. Its lightweight carbon frame is spec'd to the hilt with high-end suspension and high-performance parts. And all those fancy bits and bobs are really, really good at hitting the party line.

It’s the ultimate down-country bike – light, capable and trimmed with high-performance components
Wider Kovee Pro 30 wheels provide better tyre support so you can run lower pressure and get more traction
Bontrager DropLock's shifter-style lever lets you easily lock out both front and rear shocks at the same time for added sprinting or climbing efficiently. Plus, it controls your dropper post too
This short-travel bike has a killer suspension set-up reminiscent of the all-mighty mullet – it's both efficient and ready to party
Make it yours: it's fully customisable through Project One

Sunset Cycles offers the 2021 Trek Top Fuel 9.9 X01 full suspension cross-country bike in Gloss Red/Matte Carbon Smoke finish with up to 48 months 0% finance and free delivery.

The 2021 Trek TOP FUEL (CARBON) range: Top Fuel 9.8 GX (Carbon/Black) | Top Fuel 9.8 GX (Blue/Coral) | Top Fuel 9.9 X01 (Red/Carbon) | Top Fuel 9.9 XX1 AXS (Red/Carbon)

Full Specification: Trek Top Fuel 9.9 X01 (Red/Carbon) 2021 Full Suspension XC Bike

Frameset
Frame	OCLV Mountain Carbon main frame & stays, tapered head tube, Knock Block, Control Freak internal routing, Carbon Armor, magnesium rocker link, Mino Link, ABP, Boost148, 115mm travel
Fork	Fox Factory 34 Step-Cast, Float EVOL air spring, FIT4 2-position damper, dual remote lockout, tapered steerer, 44mm offset, Kashima Coat, Boost110, 15mm Kabolt axle, 120mm travel
Rear suspension	Fox Factory Float, 2-position DPS damper, Bontrager DropLock remote, Kashima Coat, 190x45mm
Wheels
Wheels	Bontrager Kovee Pro 30 carbon, Tubeless Ready, 6-bolt, Boost110 front, Boost148 rear
Tires	Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29x2.40"
Drivetrain
Shifters	SRAM X01 Eagle, 12 speed
Rear derailleur	SRAM X01 Eagle
Crank	SRAM X01 Eagle, DUB, 32T alloy ring, Boost
Bottom bracket	SRAM DUB, 92mm, PressFit
Cassette	SRAM Eagle XG-1275, 12 speed
Chain	SRAM XX1 Eagle, 12 speed
Components
Saddle	Bontrager Montrose Pro, 7x10mm carbon rails, 138mm width
Seatpost	Bontrager Line Elite Dropper, internal routing, 31.6mm
Handlebar	Bontrager Line Pro, OCLV Carbon, 35mm, 15mm rise, 750mm width
Stem	Bontrager Kovee Pro, 35mm, Knock Block, Blendr compatible, 13 degree
Grips	Bontrager XR Trail Elite, alloy lock-on
Headset	Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8" top, 1.5" bottom
Brakeset	SRAM G2 RSC hydraulic disc
Weight
Weight	M - 11.30 kg / 24.92 lbs (with TLR sealant, no tubes)

Size Guide: Trek Top Fuel 9.9 X01 (Red/Carbon) 2021 Full Suspension XC Bike

Frame Size	Rider Height* (metric)	Rider Height* (imperial)
Small	153.0 - 166.5 cm	5'0.2" - 5'5.6"
Medium	161.0 - 172.0 cm	5'3.4" - 5'7.7"
Medium/Large	165.5 - 179.0 cm	5'5.2" - 5'10.5"
Large	177.0 - 188.0 cm	5'9.7" - 6'2.0"
X Large	186.0 - 196.0 cm	6'1.2" - 6'5.2"
XX Large	195.0 - 203.0 cm	6'4.8" - 6'7.9"
*This is for guidance only. You may be taller or shorter, it doesn't mean our bikes will not fit you. The best way to determine the correct bike size for you is to try one. Please contact us if you are in any doubt about the correct bike size for you.