General description Trigger wheel installer required to install the crankshaft position sensor ring on certain Land Rover engines and install the trigger wheel to the rear crankshaft on specific Jaguar models. Technical specifications Overall diameter: 123.5 mm Equivalent to OEM 303-1130 Compatibility and accessories Land Rover applications: Discovery 3, Discovery 4, and Range Rover Sport (fitted with TDV6 engine) Jaguar applications: X200 S Type, X250 XF, X350 XJ, and X351 XJ