The FSA KFX i25 Boost 29" Carbon Wheelset delivers the perfect balance of speed, stiffness, and reliability for riders who demand top-tier performance on XC and trail terrain. Built around lightweight carbon rims and precision Boost spacing, this wheelset turns every pedal stroke into efficient forward motion—whether powering up climbs or railing through tight corners.
Engineered for riders chasing podiums and personal bests, the KFX i25 offers the responsiveness and control needed for fast acceleration and confident handling. The carbon layup keeps rotational weight low without compromising strength, making it an ideal choice for technical courses and long days in the saddle.
Lightweight carbon construction for quick acceleration and agile trail performance
Boost hub spacing increases stiffness and stability for precise tracking
29-inch design rolls efficiently over rough terrain for smoother momentum
Perfect blend of speed, control, and durability for XC and trail riders
From race days to all-day trail sessions, the FSA KFX i25 Boost 29" Wheelset is built to help serious riders go faster, climb stronger, and ride with total confidence.
Specifications & Identifiers
Brake Compatibility
6-Bolt Disc
Cassette / FH Body Type
Shimano 11 Mountain
Color
Carbon
Defined Color
Black
Designed for ebike
No
Eyelets
None
Front Axle Type
15mm Thru x 110mm
Hub Drilling
24h
ISO Diameter
622 / road / 29"
Material
Carbon
Nipple Material
Brass
Rear Axle Type
12mm Thru x 148mm
Rim Depth
30mm
Rim Joint
Carbon
Rim Type
Tubeless Ready Clincher
Rim Width (Internal)
25mm
Skewer Included
N/A
Spoke Interface
Straight Pull
Spoke Profile
Bladed
Tire Intended Use
Gravel, Mountain
Valve Type
Presta
Weight
1566
Wheel Size
29er
UPC
840031103055
MPN
720-0074181030
Tree Fort ID:
333222473945
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