Product Feature: * Fitment: Fit for Volvo Trucks 1998-2018 All Models VN VNL VNM VHD (D11 D12 D13 D16 Engines) and for Mack Trucks 2008-2018– All Models (MP7, MP8, MP10 Engines). * Engine Barring Socket Crank Rotating Tool: Used to rotate your crankshaft with ease. For align crankshaft for proper timing positioning. It can be matched with flexible plate teeth, and the load-bearing collar provides frictionless operation when rotating the tool in the housing. Replace for 9996956, 9996620. .