
Frequently Asked Questions
What vehicles use the Dana Spicer M80 3.91 ratio gear set?
This gear set is commonly used in vehicles equipped with the Dana M80 differential, such as Holden Commodore VT-VZ models. Always confirm fitment with your VIN.
Why choose genuine Dana Spicer gears over aftermarket?
Genuine Dana Spicer gears ensure OEM quality, precise machining, and longer life compared to cheaper aftermarket alternatives.
How do I know if my crown wheel and pinion need replacing?
Signs include whining noises from the diff, vibrations, or uneven wear patterns on the gears. Replacement restores quiet and efficient operation.
Does this gear set come with a warranty?
Yes, all Dana Spicer gear sets include a 12-month warranty for peace of mind.