This special tool is used in conjunction with the DM21-1680 when you need to take the cam sprockets off.

The locking plate locks the Camshaft Gears into place during Timing and other service procedures on 2.8 Litre CRD Diesel Engines. 

Models: Chrysler / Jeep

Engines: 2.5L / 2.8L CRD Turbo Diesel