Rear end noise, anybody know what this is?
While going down the road, anywhere from 40 to 70 mph there is a loud humming noise from above the rear axle. It sounds as if I have an F150 with humongous monster mud tires on it. It's that same sou...
Forum Discussion
Bird Freak wrote:
Usually means bad pinion gear.
Has to be both. You can't replace just the pinion. You have to replace both ring, and pinion, As they are a set, Lapped together, never to be seperated.
