SRAM Rear derailleur Apex XPLR D1 MAX 44T 12 speed (Mechanical)You want your bike to do everything, so you need gears that can do everything. The Apex XPLR derailleur hits the sweet spot of smooth jumps over a big gear range, all with unmatched chain security and the simplicity of a 1x drivetrain. Quietly and quickly shift across our 12-speed cassettes with 44T large cogs, knowing you’ll have the gears 
you need.

Compatible with cassettes with 
44T large cogs

Use with Flattop chain

Works with 12-speed mechanical 
Apex and Eagle shifters

Clutch controls chain tension for consistent shifting

X-HORIZON straight parallelogram design limits all movement to the horizontal axis, which makes ghost shifting impossible while also reducing shift force

Cage Lock technology makes for fast wheel changes or chain installation