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If you’re after a bike that laughs in the face of terrain, the Trek Farley 5 is it. Snow, sand, mud, rocky trails — this fat bike is built to take you places most bikes simply can’t go.

With its massive 4.5” tyres, the Farley floats effortlessly over soft ground, giving you grip, stability, and confidence no matter the conditions. Whether it’s winter riding, beach cruising, or off-grid adventures, this bike opens up a whole new world of riding.

If you’re after a bike that laughs in the face of terrain, the Trek Farley 5 is it. Snow, sand, mud, rocky trails — this fat bike is built to take you places most bikes simply can’t go.

With its massive 4.5” tyres, the Farley floats effortlessly over soft ground, giving you grip, stability, and confidence no matter the conditions. Whether it’s winter riding, beach cruising, or off-grid adventures, this bike opens up a whole new world of riding.

Trek

2025 TREK FARLEY 5 FAT BIKE MTB - MEDIUM 17 INCH FRAME

£895.00 £1,850.00 52% off
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Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

2025 TREK FARLEY 5 FAT BIKE MTB - MEDIUM 17 INCH FRAME

Season:2025

Brand:Trek

Code:2025TREKFARLEYMED

Trek Farley 5 Fat Bike – Go Anywhere, Ride Anything ❄️🏜️🚵‍♂️

If you’re after a bike that laughs in the face of terrain, the Trek Farley 5 is it. Snow, sand, mud, rocky trails — this fat bike is built to take you places most bikes simply can’t go.

With its massive 4.5” tyres, the Farley floats effortlessly over soft ground, giving you grip, stability, and confidence no matter the conditions. Whether it’s winter riding, beach cruising, or off-grid adventures, this bike opens up a whole new world of riding.

The updated progressive geometry delivers a more stable and capable ride, while still keeping things efficient when pedalling. Up front, the carbon fork isn’t just lightweight — it’s packed with mounts for racks and gear cages, making it ideal for bikepacking and long-distance exploring.

Key Features:

  • Medium frame — suitable for riders approx. 5'5" to 5'9" (165–175 cm)
  • Alpha Platinum aluminium frame with modern trail geometry
  • Huge 27.5 x 4.5” tyres for unbeatable grip and float
  • Lightweight carbon fork with multiple mounting options
  • microSHIFT Advent X 10-speed drivetrain (11–48T wide range)
  • SRAM Level hydraulic disc brakes for reliable stopping
  • Internal dropper post for confident descending
  • SUNringle Mulefut 80 rims built for strength and stability

Why This Bike?
This is the ultimate adventure machine — equally at home on snowy trails, sandy beaches, or rugged backcountry routes. Load it up with gear and disappear for the weekend, or just enjoy the unique ride feel that only a fat bike can offer.

Condition:
This bike has had very light use and is in excellent condition. Fully serviced and ready to ride.

If you want a bike that breaks boundaries and keeps things fun all year round, the Farley 5 is an absolute winner.

Don’t miss it — adventure is calling!

Technical Information
  • Frame: Alpha Platinum Aluminium, tapered head tube, internal derailleur & dropper post routing, rack mounts, 197x12 mm adjustable horizontal sliding dropouts
  • Fork: Farley carbon, tapered alloy steerer, crown rack mounts, lower leg cage mounts, 150x15 mm thru axle
  • Number of Gears: 10
  • Gear Shifters: microSHIFT Advent X SL-M9605, 10-speed
  • Chainset: FSA Comet, 30T, 170 mm length (XL 175)
  • Chainrings: 28T Steel ring
  • Rear Cassette: microSHIFT Advent X, 11-48, 10-speed
  • Chain: KMC X10, 10-speed
  • Rear Derailleur: microSHIFT Advent X SL-M9605, 10-speed
  • Bottom Bracket: FSA BB-7100, 100mm, BSA threaded
  • Pedals: VP-536 nylon platform
  • Rims: SUNRingle Mulefut 80 SL, 32-hole cutout
  • Front Hub: Bontrager alloy, sealed bearing, 6-bolt disc, 150x15 mm thru axle
  • Rear Hub: Bontrager alloy, sealed bearing, 6-bolt, 108T Rapid Drive, Shimano 10 freehub, 197x12 mm thru axle
  • Front Tyre: Bontrager Gnarwhal Team Issue, Tubeless Ready, Inner Strength sidewalls, studdable, aramid bead, 120 tpi, 27.5x4.50'"
  • Rear Tyre: Bontrager Gnarwhal Team Issue, Tubeless Ready, Inner Strength sidewalls, studdable, aramid bead, 120 tpi, 27.5x4.50'"
  • Brakes:S RAM Level hydraulic disc,Avid G2 CleanSweep, 6-bolt, 160 mm
  • Handlebars: Bontrager alloy, 31.8mm, 15mm rise
  • Handlebar Grips: Bontrager XR Trail Comp, nylon lock-on
  • Headset: Semi-integrated, cartridge bearing, 1-1/8" top, 1.5" botto
  • Stem: Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree
  • Saddle: Bontrager Arvada, steel rails
  • Seatpost: TranzX JD-YSP18 dropper, internal routing, 31.6mm
  • Accessories: N/A
  • Weight: M - 16.20 kg / 35.72 lbs (with tubes)
Sizing Information
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