what GM A, body frot suspension will inter change with my 70 chevelle. i have a 70 shell and frame but no front suspension, i need everthing, A frames , spings and so forth
thanks

Copying an exchange book.
Upper A Arms
Part Numbers(S) RH 3877062;LH 3974217
Usage: 1964-72 Chevelle; 1970-72 Monte Carlo;1971-72 GMC Sprint
Note: 1964-72 Pontiac LeMans,1964-72 Old Cutlass, and 1964-72 Buick Skylark will fit, but part number is different.
Lower A Arms
Part Numbers(S):RH 3990510;LH,3990509
Usage:1967-70 Chevelle;1970-72 Chevelle station wagon;1970-72 Chevelle.
Notes
1969-72 Pontiac Lemans will fit;1969-72 Olds may fit.

Some later model lower A's had an oval rear bushing while earlier ones were round. Both work. As far as spindles and backing plates, check out the disc brake swap information. Think I still have an extra right upper if you are interested.