Accelerate faster and hammer through rough terrain.
Wider 28mm (internal) rim with ISM machining delivers greater control on extreme DH terrain.
Lightweight components, including the ITS-4 freehub and ultralight bladed spokes.
More responsive with a smoother ride.
ISM machining on the rims results in lower inertia for a smoother, lighter feel and quick acceleration.
Ultra-light, bladed and double butted spokes are strong and stiff.
ITS-4 freehub provides instant acceleration out of the corners.
Gives you the same competitive edge as top pro DH riders.
Engineered and developed to meet the standards of World Cup downhill racers.
More World Cup DH wins than any other wheel in the world.


Specifications
Compatibility

Freewheel: Shimano/Sram or XD
Rear axle : 12x157mm, convertible to 12x150 with optional adapters
Front axle: 20mm, convertible to 15mm thru axle with optional adapters

Compatible Adapters and freewheel bodies

ITS-4 QRM Auto shimano freewheel body (V3610101)
ITS-4 QRM Auto XD freewheel body (V3600101)
Non-Boost : 20 to 9mm front adapter for quick release (12982701)
Non-Boost : 20mm front hub cap (12982901 - Delivered with the wheel)
12x150 rear axle adapters (V2510901 - Delivered with the wheel)
12x157 rear axle adapters (V2510701 - Delivered with the wheel)

Weight

Pair 650b/27,5" without tyre: 2010 grams
Front 650b/27,5" without tyre: 850 grams
Rear 650b/27,5" without tyre: 1160 grams

Hubs

Freewheel: ITS-4 QRM Auto alloy
Front bearings : adjustable sealed cartridge bearings (QRM+), Rear bearings : auto adjust sealed cartridge bearings (QRM Auto)
Front and rear bodies: aluminum
Axle material: aluminum

Intended Use

ASTM CATEGORY 5 : GRAVITY RIDING FOCUSED ON THE DESCENT
Recommended tyre sizes: 50mm to 76mm (2.0" to 3.0")

Rims

Internal width: 28 mm
ETRTO size 27.5": 584x28TSS
Hookless profile
Weight reduction: ISM 4D
Valve hole diameter: 6.5 mm
Tyre: UST Tubeless and tubetype
Drilling: Fore
Joint: SUP
Material: Maxtal

Spokes

Shape: straight pull, flat rear and flat, double butted front
Count: 28 front and rear
Material: steel
Nipples: Fore integrated aluminum
Lacing: front and rear crossed 3

Versions

Freewheel: Shimano/Sram or XD
Disc standard : 6 Bolts only
Color: Black only

Delivered with

Multifonction adjustment wrench
UST valve and accessories
User guide

Available technical data: