Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Differential - EATON Positive Traction: Description
There are two types of locking differential: 1-piece case and 2-piece case. Except for models with 10 1/2" ring gear axle, the 1-piece case is used on all other axles. The 10 1/2" ring gear axle uses the 2-piece case. The 1-piece case is a 2-pinion type, and the 2-piece case is a 3-pinion type. Both types have a clutch disc pack behind each of the side gears.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.