SRAM Guide RS Service Manual page 19

Remove the binder plug.
9
Remove the pinch bolt.
10
Use the T8 TORX wrench to push out the pivot pin.
11
Remove the lever blade from the lever body.
12
The R lever blade has four pieces, the lever blade, the cam/push rod
assembly, a washer, and the lever return spring. To hold all pieces
together you may reinstall the lever pivot pin and gently set aside.
Pick
T8 TORX wrench
T8 TORX wrench
Lever Blade Removal 19