The HD4s reputation was defined by winning the overall team title in the Enduro World Series. Built for speed, it excels on steep terrain. While slaying the rowdiest descents may be expected of a world class enduro bike, sprinting back to the top is not. Thanks to the dw-link suspension design, cries of That thing flies uphill are common among the slack jawed first time riders.
Wheel Size: 27.5” (650b) / up to 2.8 tyres
Front Travel: 160–170mm forks
Rear Travel: 153mm (6 inches)
Boost Axles: 148mm rear / 110mm front
Seatpost Diameter: 31.6mm
Rear Brake: 160mm post mount / 203mm max
Chainstay Length: 430mm (16.9 inches)
Bottom Bracket: Threaded (68mm English threaded)
ISCG 05 Compatible: Optional removable adapter
Tapered Headtube: ZS44 upper / ZS56 lower
Colours: Fireball Red or Back in Black
Sizes: S / M / L / XL
Frame Warranty: 7 years