How do I know what ring gear is in the rear axel. This is the stock axel on a 1978 K5 w/ G80. There is a 8.5in, and 8 7/8in ring gear.
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Rear axel ring gear
- Thread starter wazzabie
- Start date
"Axle".... sorry not sorry 
Just count the cover bolts. You never know what got swapped in +/- 50 years
Just count the cover bolts. You never know what got swapped in +/- 50 years
Axl.
Axle Identification Chart
DANA 25/27 These Danas are indistinguishable in appearance. The military Model 25 has a thick, cast cover, while the 27 and civilian-model 25s have a thinner cover, will accept taller gears, and backed V-6s. DANA 28 The alloy-case Dana 28, with...
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