Trek Top Fuel 9.9 XX1 AXS 2021
2021 Mountain
Estimate price |
10,499$
Weight | 11.07 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Carbon -
Wheels 29" -
Travel Front 120mm -
Travel Rear 115mm -
Fork RockShox SID Ultimate
-
Groupset XX1 Eagle AXS, X01 Eagle AXS -
Suspension Full -
Drivetrain 1 × 12 Electronic -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
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
Suspension Fork
RockShox SID Ultimate, DebonAir spring, Charger Race Day damper, remote lockout, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 120mm travel
Rear Shock
RockShox SID Luxe Ultimate, DebonAir spring, Ultimate RL damper, 190x45mm
Drivetrain
Rear Derailleur
SRAM XX1 Eagle AXS
Shift Levers
SRAM Eagle AXS, wireless, 12-speed
Cassette
SRAM Eagle XG-1299, 10-52, 12 speed
Crank
Size: S, SRAM XX1 Eagle AXS, DUB, 32T alloy ring, Boost (52mm chainline), 170mm length; Size: M, M/L, L, XL, SRAM XX1 Eagle AXS, DUB, 32T alloy ring, Boost (52mm chainline), 175mm length
Bottom Bracket
SRAM DUB, 92mm, PressFit
Chain
SRAM XX1 Eagle, 12 speed
Wheels
Rims
Bontrager Kovee Pro 30 carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle
Tires
Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29x2.40''
Brakes
Brakes
SRAM G2 Ultimate hydraulic disc, carbon levers
Disk Rotors
Size: S, M, M/L, L, XL, SRAM CenterLine, 6-bolt, round-edge, 160mm; Size: S, M, M/L, L, XL, SRAM CenterLine, 6-bolt, round edge, 180mm
Cockpit
Stem
Size: S, M, M/L, Bontrager Kovee Pro, 35mm, Knock Block, Blendr compatible, 13 degree, 60mm length; Size: L, XL, Bontrager Kovee Pro, 35mm, Knock Block, Blendr compatible, 13 degree, 70mm length
Handlebar
Bontrager Line Pro, OCLV Carbon, 35mm, 15mm rise, 750mm width
Headset
Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom
Seat
Saddle
Bontrager Arvada, austenite rails, 138mm width
Seatpost
Size: S, RockShox Reverb AXS, 100mm travel, wireless, 31.6mm, 340mm length; Size: M, M/L, RockShox Reverb AXS, 150mm travel, wireless, 31.6mm, 440mm length; Size: L, XL, RockShox Reverb AXS, 170mm travel, wireless, 31.6mm, 480mm length
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM High | SM Low | MD High | MD Low | MD/LG High | MD/LG Low | LG High | LG Low | XL High | XL Low |
|---|---|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.45 mm | 1.47 mm | 1.33 mm | 1.35 mm | 1.28 mm | 1.31 mm | 1.26 mm | 1.29 mm | 1.24 mm | 1.26 mm |
| Bottom Bracket Height | 343 mm | 337 mm | 343 mm | 337 mm | 343 mm | 337 mm | 343 mm | 337 mm | 343 mm | 337 mm |
| Front Center | 685 mm | 684 mm | 720 mm | 719 mm | 736 mm | 735 mm | 753 mm | 753 mm | 774 mm | 774 mm |
| Rake | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 43 mm | 44 mm | 44 mm | 44 mm |
| Trail | 103 mm | 107 mm | 103 mm | 107 mm | 103 mm | 107 mm | 103 mm | 107 mm | 103 mm | 107 mm |
| Stack | 584 mm | 588 mm | 584 mm | 588 mm | 584 mm | 588 mm | 593 mm | 597 mm | 602 mm | 606 mm |
| Reach | 404 mm | 399 mm | 439 mm | 434 mm | 455 mm | 450 mm | 469 mm | 464 mm | 486 mm | 481 mm |
| Top Tube Length | 557 mm | 558 mm | 592 mm | 593 mm | 608 mm | 609 mm | 624 mm | 626 mm | 644 mm | 645 mm |
| Seat Tube Angle | 75.5 ° | 75 ° | 75.5 ° | 75 ° | 75.5 ° | 75 ° | 75.5 ° | 75 ° | 75.5 ° | 75 ° |
| Seat Tube Length | 394 mm | 394 mm | 419 mm | 419 mm | 445 mm | 445 mm | 470 mm | 470 mm | 521 mm | 521 mm |
| Head Tube Angle | 68 ° | 67.5 ° | 68 ° | 67.5 ° | 68 ° | 67.5 ° | 68 ° | 67.5 ° | 68 ° | 67.5 ° |
| Head Tube Length | 90 mm | 90 mm | 90 mm | 90 mm | 90 mm | 90 mm | 100 mm | 100 mm | 110 mm | 110 mm |
| Chainstay Length | 428 mm | 429 mm | 428 mm | 429 mm | 428 mm | 429 mm | 428 mm | 429 mm | 428 mm | 429 mm |
| Wheelbase | 1111 mm | 1111 mm | 1146 mm | 1146 mm | 1162 mm | 1162 mm | 1179 mm | 1180 mm | 1200 mm | 1201 mm |
| Bottom Bracket Drop | 30 mm | 36 mm | 30 mm | 36 mm | 30 mm | 36 mm | 29 mm | 36 mm | 29 mm | 36 mm |
| Standover Height | 725 mm | 719 mm | 730 mm | 724 mm | 735 mm | 729 mm | 745 mm | 739 mm | 765 mm | 759 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" |
Model Overview
Top Fuel 9.9 XX1 AXS is part of the Trek Top Fuel model. 123 bikes variations carry this model name so far. Take a sneak peek at all Trek Top Fuel bikes models from 2021, by clicking here.
Model range prices
Trek Top Fuel 7 SX 2021 is the cheapest bike model and costs 2999$. Trek Top Fuel 9.9 XX1 AXS 2021 is the most expensive one and costs 10499$.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Crosscountry bikes average price
According to our math, the average price for a trustworthy Crosscountry bike is 1905$. However, this doesn’t mean that if you spend less money on a Crosscountry bike, you couldn’t get a decent one. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
When Trek released this model in 2021, its price was 10499$. Comparing the average cost of a Crosscountry bike to this one, you will see that Top Fuel 9.9 XX1 AXS price is 451.13% higher.
Crosscountry bikes average weight
On a deeper look, we notice that the average weight of a Crosscountry bike is 12.4 kg (27.34 lbs). A lighter bike will give you some extra advantage when climbing. A heavier bike will have more speed for descents.
With a weight of 11.07 kg (24.41 lbs), Trek bike is considerably lighter than average. To sum up, it’s 12.01% lighter than the average weight of Crosscountry bikes.
Internal Cable Routing
This bike has an internal cable routing. As a result, this helps to preserve the bike’s cables. No more cables around your bike.
Top Fuel 9.9 XX1 AXS components
Fork
Trek Top Fuel 9.9 XX1 AXS 2021 bike is equipped with the RockShox SID Ultimate fork, and has 120mm travel. Bike forks are good shock absorbers and provide a smooth ride and a great experience. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Rear Shock
Trek Top Fuel 9.9 XX1 AXS bike has the RockShox SID Luxe Ultimate model installed, and has a travel of 115mm. Bike rear shocks increase the riding comfort, and also give you more control over technical trails. To sum up, always consider getting a bike that has a rear shock as well.
Wheels size
When it comes to wheels, the Top Fuel 9.9 XX1 AXS bike is equipped with the 29″ carbon model. With 29″ wheels, bumps will feel lighter and you’ll gain more speed on descends, compared to smaller wheel-sized bikes. However, the 29″ wheels will add a little more weight to the bike itself.
Brakes
For your safety, it is important to have quality breaks on your bike. Trek Top Fuel 9.9 XX1 AXS has Hydraulic Disc brakes installed. With Hydraulic Disc brakes, you’ll be able to stop on a dime, even in wet or icy conditions. To sum up, your safety is in good hands.
Dropper post
Every bike should have a dropper post, and this one does. If you are a technical rider, a dropper post is essential. A dropper post provides increased safety while riding. The lever system, allows you to move your saddle up and down, which is very useful on climbs and descends.