Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon designed the gear tooth surface finish to reduce friction and heat, and use high grade steel in both the ring & pinion, with fitment designed to OEM spec

GM 8.5" OLDS

Rear

3.42 ratio

Fits 2.93-3.23 case

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Cross References:
YGGM85OLDS342, YGGM8.5OLDS342, YGGM85OLDS-342, 49-0049-1

Mfr Part Number:

YG GM8.5OLDS-342

Sub-brand:

Yukon Gear

Product Warranty:

1