2021 Trek Roscoe 8

A 27.5″ aluminum frame hardtail crosscountry bike with high-end components, priced at the high end of the Roscoe model range. Compare the full range

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2021 Trek Roscoe 8
MSRP$1,879
Weight32.3 lbs
Front Travel100mm
FrameAluminum
ForkRockShox 35 Gold RL
Wheels27.5″
Tire Clearance2.8"
Drivetrain1 × 12
GroupsetNX Eagle, Truvativ Descendant
BrakesHydraulic Disc
SeatpostDropper post
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Gearing

1 × 12 — 12 speed

Roscoe 8

22 mph

Similar Bikes

27 mph

The Roscoe 8 is easier to ride up hills than similar bikes.

The Roscoe 8 won‘t keep up with similar bikes while riding downhill or sprinting.


Estimated Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more. Learn more

Spec level →$0$200$400$600$800$1,000$1,200$1,400$1,600$1,800
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Geometry

Specs
Build
Frame

Alpha Gold Aluminum, tapered head tube, internal derailleur & dropper post routing, rack & kickstand mount, Boost141, 5mm QR

BB StandardBSA, 73mm, threaded

Tire Clearance2.8"

Fork

Size: XS, RockShox 35 Gold RL, DebonAir spring, Motion Control damper, lockout, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 100mm travel; Size: S, M, M/L, L, XL, RockShox 35 Gold RL, DebonAir spring, Motion Control damper, lockout, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 120mm travel

Bottom Bracket

Truvativ Powerspline, 73mm, threaded cartridge, 118mm spindle

Headset

Semi-integrated, loose ball bearing, 1-1/8'' top, 1.5'' bottom

Stem

Size: XS, S, M, Bontrager Rhythm Comp, 31.8mm, Knock Block, 0 degree, 50mm length; Size: M/L, L, XL, XXL, Bontrager Rhythm Comp, 31.8mm, Knock Block, 0 degree, 60mm length

Handlebar

Size: XS, Bontrager alloy, 31.8mm, 15mm rise, 720mm width; Size: S, M, M/L, L, XL, XXL, Bontrager alloy, 31.8mm, 15mm rise, 750mm width

Saddle

Bontrager Arvada, steel rails, 138mm width

Seatpost

Size: XS, S, M, TranzX JD-YSP18, 100mm travel, internal routing, 31.6mm, 361mm length; Size: M/L, L, XL, XXL, TranzX JD-YSP18, 130mm travel, internal routing, 31.6mm, 425mm length

Grips

Bontrager XR Trail Comp, nylon lock-on

Groupset
Rear Derailleur

SRAM NX Eagle

Crank

Size: XS, S, Truvativ Descendant 6k Eagle, GXP, 30T alloy ring, Boost, 170mm length; Size: M, M/L, L, XL, XXL, Truvativ Descendant 6k Eagle, GXP, 30T alloy ring, Boost, 175mm length

Shifters

SRAM NX Eagle, 12 speed

Cassette

SRAM PG-1230 Eagle, 11-50, 12 speed

Chain

SRAM NX Eagle, 12 speed

Brakes

Shimano hydraulic disc, MT501 lever, MT500 caliper

Wheels
Rims

Bontrager Line 40, Tubeless Ready, 28-hole, 40mm width, presta valve

Spokes

14g stainless steel

Front Hub

Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle

Rear Hub

Formula DCL-141Q, sealed bearing, 6-bolt, Shimano 10 freehub, Boost141, 5mm QR

Tires

Maxxis Rekon, tubeless, 60 tpi, 27.5x2.80''

Disk Rotors

Shimano RT56, 6-bolt, 180mm

2021 Trek Roscoe 8
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