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2027 Trek

Roscoe 7 Gen 4

A 27.5″ / 29″ aluminum frame hardtail enduro bike with upper mid-range components.

Manufacturer Price

$1,499
Weight32.0 lbs  
FrameAluminum
SuspensionHardtail, 150mm
ForkRockShox Recon Silver RL
Wheels27.5″ / 29″ Aluminum
Drivetrain1 × 10
GroupsetCUES
BrakesShimano Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Roscoe 7 Gen 4
Other Enduro bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

24 mph

Roscoe 7 Gen 4

26 mph

Similar Bikes

Highest gear

(descending)

Spec Level

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

Sizing
15.5"

5'1" – 5'6"

17.5"

5'4" – 5'10"

18.5"

5'8" – 5'11"

19.5"

5'9" – 6'3"

21.5"

6'1" – 6'5"

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Reviews
99 Spokes
Did Trek Build the Perfect Hardtail? | Roscoe Gen 4 Review

Jan 2026

The new 4th gen Roscoe has more travel and more aggressive geometry then any hardtail Trek's ever made. Pair that with some ...

Watch Review

Bikerumor
All New Trek Roscoe Gen 4 Hardtail Looks Like a Hoot

Jul 2025 · Jeremy Benson

Trek redesigns its popular trail-oriented Roscoe hardtail, giving it a new look, more fork travel, and an on-frame storage bag included.

Read Review

Geometry
Specs
Build
Frame

Alpha Platinum Aluminum, tapered head tube, ZS headset, internal derailleur & dropper post routing, ISCG 05, threaded BB, UDH, 148x12mm thru axle

BB StandardBSA, 73mm, Threaded

Hanger StandardUDH

Tire Clearance2.6"

ColorsMatte Olive Grey; Buff Beige

Fork

RockShox Recon Silver RL, Solo Air, Motion Control damper, lockout, tapered steerer, 42mm offset, Boost110, 15mm Maxle Stealth, 150mm travel

Travel150mm

Spring TypeAir

Bottom Bracket

Shimano BB-MT501 BSA

Headset

FSA Orbit, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom, 1.5 crown

Stem

Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 35mm length - S: Bontrager Comp, 31.8mm, 7 degree, 35mm length; M, ML, L, XL: Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length

Handlebar

Bontrager Approved Lowriser, 31.8x750mm, 15mm Rise, 9D Bend/4D Upsweep, Black - S: Bontrager alloy, 31.8mm, 15mm rise, 750mm width; M, ML, L, XL: Bontrager Comp, alloy, 31.8mm, 40mm rise, 780mm width

Saddle

Bontrager Verse P3, steel rails

Seatpost

TranzX JD-YSI34, 150mm travel, internal routing, 31.6mm, 456mm length, 110mm minimum insertion - S: TranzX JD-YSI34, 150mm travel, internal routing, 31.6mm, 456mm length; M, ML: TranzX JD-YSI34, 170mm travel, internal routing, 31.6mm, 500mm length; L, XL: TranzX JD-YSI34, 200mm travel, internal routing, 31.6mm, 565mm length

TypeDropper

Pedals

Nylon platform

Grips

Trek Line Comp, nylon lock-on

Groupset
Rear Derailleur

Shimano CUES U6000 GS

Crank

Shimano CUES U6000, 30T, 55mm chainline, 170mm length

Shifters

Shimano U6000, 10 speed

Cassette

Shimano CUES LG300, LINKGLIDE, 11-48, 10 speed

Chain

Shimano LG500, 9/10/11 speed

Brakes

Shimano MT200 hydraulic disc

TypeShimano Hydraulic Disc

Wheels
Rims

Bontrager Line TLR 30 rim, 28H, 28mm hook bead, Black/Black - S, M, ML, L, XL: Bontrager Line TLR 30, Tubeless Ready, 28-hole, Presta valve; S, M, ML, L, XL: Bontrager Line TLR 30, Tubeless Ready, 32-hole, Presta valve

Front Hub

Shimano TC500 alloy, centerlock, 110x15mm thru axle

Rear Hub

Shimano TC500 alloy, centerlock, 148x12mm thru axle

Tires

Bontrager Gunnison Pro XR, Tubeless Ready, wire bead, 60 tpi, 27.5x2.40'', tan sidewall - S: Bontrager Gunnison Pro XR, Tubeless Ready, wire bead, 60 tpi, 27.5x2.40''; M, ML, L, XL: Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.40''

Disc Rotors

Shimano RT10, centerlock, 180mm

Rider Notes
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First added May 2

Last updated May 23

Not listed for 15 days