Farley AL is a high-value platform for your fat bike build. This lightweight Alpha Aluminum fat bike frameset has the ride characteristics of a traditional trail bike, with all the monster truck capability that comes with fat bike tires.
- If you were under the impression that fat bikes were sluggish, this bike will change your mind
- Its a four-season freedom machine that lets you ride outside all year long
- You can run your choice of wheels with 26x5˝ or 27.5x4˝ tires
- The faster you ride a fat bike, the more fun it gets — and this bike is a lot of fun
27.5˝ fat tires
More efficient 27.5" fat tires keep you rolling faster, especially on groomed or packed snow.
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| 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 |
| Skewer Front |
Bontrager 150x15mm thru axle, 198mm length |
| Skewer Rear |
Bontrager Switch thru axle, removable lever |
| Seat Collar |
Bolt-on, 36.4mm |
| Headset |
FSA IS-2, 1-1/8 top, 1.5 bottom |
Geometry Chart
| B B Drop |
6.7 |
| B B Height |
31.3 |
| Chainstay Length |
45.5 |
| Eff Seat Tube Angle |
73.0° |
| Eff Top Tube |
56.7 |
| Frame Reach |
38.3 |
| Frame Size Letter |
S |
| Frame Size Number |
15.5" |
| Frame Stack |
60.1 |
| Head Angle |
69.0° |
| Head Tube Length |
10 |
| Offset |
5.1 |
| Seat Tube |
39.4 |
| Seat Tube Angle |
71.5° |
| Standover |
72.9 |
| Trail |
9.4 |
| Wheelbase |
109.2 |
| Wheel Size |
27.5" |
| B B Drop |
6.7 |
| B B Height |
31.3 |
| Chainstay Length |
45.5 |
| Eff Seat Tube Angle |
73.0° |
| Eff Top Tube |
59.4 |
| Frame Reach |
41 |
| Frame Size Letter |
M |
| Frame Size Number |
17.5" |
| Frame Stack |
60.1 |
| Head Angle |
69.0° |
| Head Tube Length |
10 |
| Offset |
5.1 |
| Seat Tube |
41.9 |
| Seat Tube Angle |
71.5° |
| Standover |
73.9 |
| Trail |
9.4 |
| Wheelbase |
111.9 |
| Wheel Size |
27.5" |
| B B Drop |
6.7 |
| B B Height |
32.1 |
| Chainstay Length |
45.5 |
| Eff Seat Tube Angle |
73.0° |
| Eff Top Tube |
63.1 |
| Frame Reach |
44.1 |
| Frame Size Letter |
L |
| Frame Size Number |
19.5" |
| Frame Stack |
61.9 |
| Head Angle |
69.0° |
| Head Tube Length |
12 |
| Offset |
5.1 |
| Seat Tube |
47 |
| Seat Tube Angle |
71.5° |
| Standover |
78.6 |
| Trail |
9.4 |
| Wheelbase |
115.8 |
| Wheel Size |
27.5" |
| B B Drop |
6.7 |
| B B Height |
32.1 |
| Chainstay Length |
45.5 |
| Eff Seat Tube Angle |
73.0° |
| Eff Top Tube |
64.4 |
| Frame Reach |
45.4 |
| Frame Size Letter |
XL |
| Frame Size Number |
21.5" |
| Frame Stack |
61.9 |
| Head Angle |
69.0° |
| Head Tube Length |
12 |
| Offset |
5.1 |
| Seat Tube |
52.1 |
| Seat Tube Angle |
71.5° |
| Standover |
81.7 |
| Trail |
9.4 |
| Wheelbase |
117.1 |
| Wheel Size |
27.5" |
