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2021 Trek

Farley 5

A 27.5″ aluminum frame rigid fat bike with upper mid-range components.
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Manufacturer Price

£1,750
Weight14.7 kg  
FrameAluminum
SuspensionRigid
ForkCarbon
Wheels27.5″ Aluminum
Drivetrain1 × 10
GroupsetDeore
BrakesSRAM Level Hydraulic Disc
SeatpostDropper
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Farley 5
Other Fat 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)

34 km/h

Farley 5

36 km/h

Similar Bikes

Highest gear

(descending)

Sizing
SM

153cm – 167cm

MD

161cm – 176cm

LG

173cm – 188cm

XL

186cm – 196cm

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
Bicycling
Trek’s Farley 7 Is an All-Season Fat Bike

Apr 2020

A dropper post, suspension fork, and exceptional handling help this fat bike perform long after the snow melts.

Highs
  • Faster-rolling 27.5 wheels

  • Dropper post and suspension fork for all-season performance

Lows
  • Heavy, even for a fat bike

Read Review

MTBR
Chris Farley’s family settles with Trek over fat bike name

Jun 2018 · Jason Sumner

The family of the late comedian and movie actor had filed a federal lawsuit against the Wisconsin-based bike maker, claiming its fat bike named the Farley

Read Review

NSMB
2018 Trek Farley EX 8

Jan 2018

The Farley EX doesn't need your snow or your sand- but it'll handle it just fine - while being a dirt and rock shredder with little compromise...

Highs
  • Modern, balanced looks

  • Full suspension (100mm rear, 120mm front)

  • Great climbing with 28t chainring

  • Excellent grip from Hodag tires

  • Enough braking force

  • Fun on any trail

Lows
  • KS dropper post slow to rise

  • Bluto fork could use tokens

  • 35 lbs weight before tubeless

Read Review

Geometry
Specs
Build
Frame

Alpha Platinum Aluminum, tapered head tube, internal derailleur & dropper post routing, rack mounts, 197x12mm adjustable horizontal sliding dropouts

BB StandardBB86/BB92, 121mm, Press Fit

Tire Clearance4.5"

ColorNautical Navy to Teal Fade

Fork

Bontrager Haru, tapered alloy steerer, OCLV Carbon lowers, 490mm axle-to-crown, 15x150mm thru axle

Bottom Bracket

Race Face, 121mm, PressFit

Headset

FSA IS-2, 1-1/8'' top, 1.5'' bottom

Stem

Size: S, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 60mm length; Size: M, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm length; Size: L, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length; Size: XL, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length

Handlebar

Bontrager alloy, 31.8mm, 15mm rise, 750mm width

Saddle

Bontrager Arvada, steel rails, 138mm width

Seatpost

Size: S, TranzX JD-YSP18, 100mm travel, internal routing, 31.6mm, 361mm length; Size: M, TranzX JD-YSP18, 120mm travel, internal routing, 31.6mm, 403mm length; Size: L, XL, TranzX JD-YSP18, 130mm travel, internal routing, 31.6mm, 425mm length

TypeDropper

Pedals

VP-536 nylon platform

Grips

Bontrager XR Trail Comp, nylon lock-on

Groupset
Rear Derailleur

Shimano Deore M5120, long cage

Crank

Size: S, Race Face Ride, 28T steel ring, 170mm length; Size: M, L, XL, Race Face Ride, 28T steel ring, 175mm length

Shifters

Shimano Deore M4100, 10 speed

Cassette

Shimano Deore M4100, 11-46, 10 speed

Chain

KMC X10, 10 speed

Brakes

SRAM Level hydraulic disc

TypeSRAM Level Hydraulic Disc

Wheels
Rims

SUNRingle Mulefut 80 SL, 32-hole cutout

Spokes

15g stainless steel

Front Hub

Bontrager alloy, sealed bearing, 6-bolt, 15x150mm thru axle

Rear Hub

Bontrager alloy, sealed bearing, 6-bolt, 108T Rapid Drive, Shimano 10 freehub, 197x12mm thru axle

Tires

Size: S, M, L, XL, Bontrager Gnarwhal Team Issue, Tubeless Ready, Inner Strength sidewalls, studdable, aramid bead, 120 tpi, 27.5x4.50''; Size: S, M, Bontrager Gnarwhal Team Issue, Tubeless Ready, Inner Strength sidewalls, studdable, aramid bead, 120 tpi, 27.5x3.80''

Disc Rotors

Avid G2 CleanSweep, 6-bolt, 160mm

Rider Notes
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First added 23 June

Last updated 22 April

Not listed for 1,878 days