Most Eaton 2-speed rears I've seen have a multiplier of about 1.36 between the two ratios. It works out pretty close on your existing rear ratios 6.50 x 1.36 = 8.84.

If you find a 4.88 gear set make sure it's for a 2-speed rear as the single speed gears will not fit in your 2-speed case.

Mike B smile



Mike Boteler

1956 Chevy 3100 Resto Rod
1952 Willys M38 Army Jeep
1983 Jeep CJ7 Laredo
1984 Jeep CJ7
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Silver Spring, MD