67 68 Ser 20 4 WD w H D 3888959 2 60 15 3 leaves Q 67 Ser 30 D D w 11 000 lb axle 3894271 2 69 50 10 leaves 67 Ser 30 D D w 11 000 lb axle 3720586 2 31 20 5 leaves auxiliary spring 67 Ser 30 157 W B w 11 000 lb rr axle 68 Ser 30 w 1 1 000 Ib rr axle 3940199 2 36 65 5 leaves auxiliary 67 Ser 30 157 W B w 11 000 Ib rr axle 68 Ser 30 w 11 000 Ib rr axle 3940197 2 77 20 10 leaves 2 stage 67 70 G 20 exc H D 67 70 G 10 w H D 3927056 2 63 70 2 leaves 68 Ser 20 w 127 W B H D exc Sgl Unit 3920437 2 63 95 10 leaves 65 67 Ser 10 20 w H D 68 Ser 10 Cab w Leaf Spring exc H D 4 WD 3931247 2 47 10 8 leaves 68 Ser 10 Cab w H D Leaf Spring 3931248 2 51 05 9 leaves 69 Ser 20 133 W B w H D aux spring 69 Ser 30 exc 1 1 000 lb Sgl Spd axle 69 Ser 20 4 WD D D 70 Ser 20 Conv 133 W B w aux spring 70 Ser 30 w aux spring 3977567 2 67 05 6 leaves 69 Ser 10 w rr leaf spring exc H D 3936592 2 47 80 4 leaves 69 70 Ser 10 w rr spring H D exc D D 69 70 Ser 20 w rr spring exc H D 3941631 2 55 50 5 leaves 69 70 Ser 20 Cab 127 W B w rr spring H D 3941642 2 56 75 6 leaves 69 70 Ser 20 w 127 W B exc H D aux spring 4 WD 69 70 Ser 30 exc D D H D aux spring 69 Ser 20 D D exc H D 3941753 2 67 40 5 leaves 69 70 Ser 10 20 4 WD Blazer exc H D 3945090 2 65 80 5 leaves 69 Ser 30 w 11 000 Ib Sgl Spd axle 3955572 2 73 60 7 leaves two stage 69 Ser 30 w 11 000 lb Sgl Spd axle 3955573 2 40 70 5 leaves auxiliary 69 Ser 30 69 Ser 20 w 133 W B exc D D 3960859 2 24 55 1 leaf auxiliary 70 Ser 20 Conv w 133 W B 70 Ser 30 Conv D D 3970984 1 26 15 leaf aux 67 68 Ser 10 20 exc D D 4 WD 986957 1 38 50 SPRING UNIT aux spring complete i j 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATl0N P A 31 i 7 503 7 503 1 so REV 6 71