Yes, our wheelsets are warranted to be free from manufacturing defects in material and workmanship for 2 YEARS from the date of the original purchase from an authorized Irwin dealer/distributor. The warranty applies only to the original owner and does not transfer to subsequent owners.

Yes, our wheels will be delivered with 4 pairs of exclusive brake pads for carbon road wheels, 2 pairs for road disc wheel, and 2 pairs of exclusive brake pads for alloy road wheels. Please make sure to use IRWIN exclusive brake pads with road wheels to maintain warranty conditions.

Our brake pads for carbon road wheels can dissipate the heat and increase braking performance, for alloy road wheels can avoid the braking surface subjected to excessive wear and tear.

Yes, it is compatible with Shimano 11-speed, and with a spacer to convert to 10-speed.

Yes, it is interchangeable for Campy 11-speed free hub.

For carbon road hub, there are 2 in the front and 4 in the rear.
Front bearing is 6900(x2). Carbon wheelset rear bearing is 6901(x4), alloy wheelset rear bearing is 6902(x4).

Yes, it is compatible with Shimano 11-speed, and with a spacer to convert to 10-speed.

Yes, it is interchangeable for Sram XDR 12-speed free hub.

Yes, it is interchangeable for Shimano Microspline 12-speed free hub.

There are 2 in the front and 4 in the rear. Front bearing is 18307(x2). Rear bearing is 16287(x4).

For all models, we recommend a weight limit of 100 kilograms (220 lbs.), to achieve the best performance, durability and safety.

We utilize precise hand built methods by professional craftsmen exceeding Irwin Wheel Technology standard with a maximum lateral tolerance of 0.3mm, radial tolerance of 0.4mm and dishing tolerance of 0.5mm.

The grade of the grease applied in the ratchet and pawl area, must have an NLGI rating of 00, 0, or 1. Do not use oils with tackifying additives, such as Phil’s Tenacious Oil®, as these can gum up the mechanism and cause the pawls to stick.

1. When adjusting the spoke tension or truing the wheel, you do not need to remove the tire, tube and rim strap.
2. It is adjustable from both sides of the nipple, either by using the standard nipple driver or from the inside using the inverted straight nipple driver.

Yes, we provide high pressure black rim straps with clincher wheels with exception of TLR wheel set.

Yes, we provide high pressure TLR rim tape installed with all TLR wheelsets.

Yes, we provide 2 pieces of valve extenders for carbon road wheels with exception of road disc wheel.

Yes, QR skewers are included. Our light and strong skewer sits “true” in the frame and fork.

Yes, we provide adapter that you can choose any 6-bolts rotor for quick and easy installation.