Bruce,

Looks like you have a 15,000 pound GM rear. The "H.D." is Heavy Duty. The Hydrovac is the power brake booster.

Mike smile


Mike Boteler

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