Sram Cassette XG-1290 10-36 12Spd E1

The SRAM XG-1290 E1 (10–36T) is a flagship road cassette designed for SRAM RED AXS electronic drivetrains, delivering a rare combination of wide-range gearing and tight gear steps. It’s built for riders who want climbing capability without sacrificing smooth cadence changes on fast terrain.

Engineered with SRAM’s X-DOME™ one-piece machined steel construction, this cassette offers exceptional strength while keeping weight impressively low. The 10-tooth start cog expands the gear range, while carefully spaced ratios ensure smooth transitions between gears—ideal for both racing and endurance riding.

Designed specifically for Flattop chains and AXS electronic shifting, it provides crisp, reliable shifts under load.

Key Benefits

Wide 10–36T Range: Climb steeper gradients while maintaining high-speed capability.
Smooth Gear Progression: Tight jumps between gears for efficient cadence control.
X-DOME™ Construction: One-piece steel design for strength, durability, and low weight.
Optimised for AXS: Precise shifting performance with SRAM wireless drivetrains.
Mud & Debris Clearance: Open design maintains performance in tough conditions.

Specifications

Speed: 12-speed
Gear Range: 10–36T
Cog Sizes: 10, 11, 12, 13, 15, 17, 19, 21, 24, 28, 32, 36
Driver Body: XDR
Construction: X-DOME™ one-piece machined steel
Compatibility: SRAM RED / Force / Rival AXS (with correct derailleur capacity)
Use: Road, endurance, and all-road setups

Who Is This Best Suited For?

Ideal for performance road and gravel riders using SRAM AXS who want a wide-range cassette without losing shifting precision. Perfect for riders tackling steep climbs, long endurance rides, or mixed terrain where versatility is key.