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Section 134 (Drive Axle Ratio Identification)
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Axle Ratio Identification (Front)
Axle Ratio Identification (Front)
WARNING:
This page is about a different car, the 1995 GMC Safari and 1995 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
AXLE RATIO IDENTIFICATION (FRONT)
Application & Code
Ratio
7 5/8" Ring Gear
ZYD
3.42:1
ZYF, SKZ, ZXD, ZYJ
3.73:1