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Farley AL is a high-value platform for your fat bike build
Farley AL is a high-value platform for your fat bike build
Trek

Trek Farley AL Fat Bike Frameset 2025 in Blue

£1,069.00 £1,150.00 7% off
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Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

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
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When you purchase this item, you will earn of rewards points to spend on your next purchase from us. You can spend your Rewards balance in-store & online.

Hassle free returns

In the unlikely event that you are not satisfied with your purchase please feel free to return your items within 90 days of the purchase date for a full exchange or refund. Any item (excluding food, underwear or e-gift vouchers) can be returned to us for any reason within 90 days, provided that the item has not been used or fitted and is returned in its original packaging with valid proof of purchase.

It is recommended that you use a recorded delivery service or return to a store to ensure your items are received by us. We cannot assume responsibility for items that are lost in transit back to us.




Terms & Conditions

Items must be returned in their original packaging and unused. Refunds will be issued once the product(s) have been received and inspected.

Click & Collect customers can buy with confidence knowing that they can review the item before deciding whether it is right for you before leaving the store. Should you decide it's not right for you, it can be conveniently exchanged or refunded straight away, or you still have up to 90 days to return it if you are still unsure.

Please note:
1. If the items we have sent you are faulty, damaged or not as we described, we will cover the cost of collection and the delivery of the correct item.

2. If we have delivered the correct bike but upon inspection, you decide the bike is not the one for you, we will charge you £50 for collection (£100 from Northern Ireland). If you do not have the original box in usable condition, we will charge you an additional £15 to provide one.

Refunds will be processed using the same method of payment used for the original purchase. Credit & debit card refunds must be made to the card used for the original purchase.

We are unable to offer a refund without a valid proof of purchase.

Trek Farley AL Fat Bike Frameset 2025 in Blue

Season:2025Sale

Brand:Trek

Code:edaFNRGotYVNlacituaN12024

Farley AL is a high-value platform for your fat bike build. This lightweight Alpha Aluminium fat bike frame set has the ride characteristics of a traditional trail bike, with all the monster truck capability that comes with fat bike tyres.

Key Features & Benefits:

  • Aluminium Frame:An advanced aluminium frame with the sleek looks and handling characteristics normally found only in carbon models.
  • The tech you get:A lightweight Alpha Platinum Aluminium frame with adjustable horizontal sliding dropouts, suspension-corrected OCLV Carbon Bontrager Haru Pro fork and FSA headset.joints, 12 mm thru-axles and internal cable routing.
  • The Final Word:High-value fun in any season. Farley AL is fast, fun and capable, and you're getting a great jump start on your build with an included Bontrager carbon fork.

Full Specification:

  • Frame: Alpha Platinum Aluminium, tapered head tube, internal derailleur and dropper post routing, rack mounts, 197x12mm adjustable horizontal sliding dropouts
  • Fork:Bontrager Haru, tapered alloy steerer, OCLV Carbon lowers, 490 mm axle-to-crown, 15x150 mm thru axle
  • Max compatible fork travel: 100m (513 mm axle-to-crown)
  • Skewer Front: Bontrager 150 x 15 mm thru axle, 198 mm length
  • Skewer Rear: Bontrager Switch thru-axle, removable lever
  • Headset: FSA IS-2, 1-1/8" top, 1.5" bottom
Manufacturers reserve the right to change specifications without notice based on availability at the point of assembly.

Sizing Chart for Trek Farley

Frame SizeRider Height (cm)Rider Height (')Inseam (cm)Inseam (")
S155 – 1655’1″ – 5’5″74 - 7829 - 31
M165 - 1765’5″ – 5’9”79 - 8331 - 33
L177 – 1885’10” – 6’2″84 - 8933 - 35
XL188 – 1956’2” – 6’5″89 - 9135 - 36

Geometry for Trek Farley

Frame size number15.5"17.5"19.5"21.5"
Frame size letterSMLXL
Wheel size27.5"27.5"27.5"27.5"
A — Seat tube39.441.94752.1
B — Seat tube angle71.5°71.5°71.5°71.5°
Effective seat tube angle73.0°73.0°73.0°73.0°
C — Head tube length10101212
D — Head angle69.0°69.0°69.0°69.0°
E — Effective top tube56.759.463.164.4
F — Bottom bracket height32.132.132.132.1
G — Bottom bracket drop6.76.76.76.7
H — Chainstay length45.545.545.545.5
I — Offset5.15.15.15.1
J — Trail9.49.49.49.4
K — Wheelbase109.2111.9115.8117.1
L — Standover76.375.777.677.4
M — Frame reach38.34144.145.4
N — Frame stack60.160.161.961.9

Warranty Information for Trek:

Lifetime warranty on Frame sets (frame and rigid fork), main frame and full suspension swing arms for the lifetime of the original owner, and Bontrager wheels with carbon rims.

2-year warranty on Rear suspension linkage components, including bearings, rocker link and accompanying hardware and components, Bontrager wheels with alloy rims, Paint and transfers.

For full warranty policy please visit trekbikes.com

Technical Information
  • Frame
    Alpha Platinum Aluminum, tapered head tube, internal derailleur & dropper post routing, rack mounts, 197x12mm adjustable horizontal sliding dropouts
  • Fork
    Bontrager Haru, tapered alloy steerer, OCLV Carbon lowers, 490mm axle-to-crown, 15x150mm thru axle
  • Headset
    FSA IS-2, 1-1/8'' top, 1.5'' bottom
  • Weight limit
    This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg)
Sizing Information
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