Aluminum driveshaft?
Joined: Mar 2001
Posts: 10,439
Likes: 2,093
Car: '89 Firebird
Engine: 7.0L
Transmission: T56
Re: Aluminum driveshaft?
4.10 gears in a 10 bolt is a ticking time bomb. The pinion gear is tiny and tends to break easily. That's why most 4th gen guys run 3.90 or less. GM gears tend to be the strongest.
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Joined: Mar 2000
Posts: 43,187
Likes: 46
From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
That was then. 4.11's in a 9" is now...
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