Great Compatibility - Wrok on all for 2008-2020D11, D13, and D16 as well as Mack MP7, MP8, and MP10.Upgrade Design - Used to turn the Crankshaft flywheel in order to position it during timing procedures. Remove flywheel cover plugs and place the rotation tool, to rotate the flywheel with ease. The Crank Flywheel Tool will rotate freely while barring the engine over.Must Have Tool - If you're planning on performing an overhead adjustment or are replacing your injectors on your D13, this tool is a must-have in your toolbox. Special designed to rotate the flywheel of crankshaft for correcting the timing positionMade of high quality solid steel with black powder coated surface, providing an unparalleled lifespan, anti-corrosion and wear.Special Features - Directly replaces Part Number 88800014 88840317Fits:for 2008-2019D11for 2008-2019D13for 2008-2019D16for 2008-2019 Mack MP7for 2008-2019 Mack MP8for 2008-2019 Mack MP101/2 Universal (ratchet/breaker bar)Allows an easy way to rotate enginePerfect Fitment Into Flywheel HousingColour:blackMaterial:MetalPackage Contents:1x Truck Flywheel Turning ToolOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.