Find Your Store
Home Page
When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.
Expert Help
Earn Rewards

Cart, contains 0 items

Home Page

Cart, contains 0 items

When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.

FSA
KFX i25 Boost Wheelset - 29in

Be the first to review
Current price: $992.25 Original price: $1,323.00
25% off

Style & Size:

Quantity


Lightweight and durable KFX I25 Boost 29" Wheelset with carbon construction and precision performance

What Our Gearhead® Experts Are Saying:


"The KFX I25 Boost 29" Wheelset is all about lightweight strength and efficiency. The asymmetric carbon rims optimize spoke tension, while the 25mm internal width is ideal for XC and trail tires, balancing speed and grip. The PRS alloy hub’s 72-tooth ratchet system delivers near-instant engagement, making technical climbs and fast accelerations feel effortless. With tubeless compatibility and hand-built precision, this wheelset is ready to push limits on the trail."


Precision, speed, and durability come together in the KFX I25 Boost 29" Wheelset, built for riders who demand top-tier performance. Featuring an asymmetric carbon rim with a hookless, tubeless-ready design, these wheels maximize strength while keeping weight to a minimum.


With a 25mm internal width, this wheelset supports modern XC and trail tires for a perfect balance of rolling efficiency and traction. The PRS alloy hub houses a 72-tooth ratchet system for lightning-fast engagement, ensuring every pedal stroke translates to instant power. Whether tackling technical climbs or hammering down fast descents, the KFX I25 is the perfect blend of efficiency and reliability.


Details

  • Ultralight carbon wheelset designed for cross-country and trail riding
  • Asymmetric rim design improves spoke tension and durability
  • 25mm internal width balances rolling efficiency and traction
  • PRS alloy hubs with a 72-tooth ratchet system deliver instant engagement
  • 2-cross double-butted spokes with brass nipples enhance strength and compliance
  • Hookless, tubeless-ready design allows lower tire pressures for better ride quality
  • Hand-built construction ensures precision and long-term durability
  • Item #FSAD14T
Rim Material
carbon
Wheel Size
29in
Rim Type
tubeless ready
Rim Width
[internal] 25mm, [external] 30mm
Brake Compatibility
6-bolt disc
Hubs
Alloy P.R.A.
Front Axle
15 x 110mm Boost
Rear Axle
12 x 148mm Boost
Claimed Weight
[pair] 3lb 7oz (1,560g
Manufacturer Part Number
720-0074181030
Activity
cross-country, trail, enduro

What do you think about this product?

View

Selecting an option will reload the available reviews on the page

Sorry, we don’t currently have any of those types of reviews for this product.