7 503 SPRING ASSEMBLY Rear COIL TYPE Ser 10 exc 4 WD green paint A 4 3762207 2 Ser 10 w H D exc 4 WD 4 blue paint 4 4 4 3762263 2 Ser 20 exc D D VAN 4 WD purple paint V 4 3762264 2 Ser 20 w H D exc D D VAN 4 WD gray paint 3762855 2 LEAF TYPE Ser 10 20 4 WD 10 leaves 4 2385697 2 Ser 20 4 WD w hvy duty spring Ser 20 30 D D VAN 8 leaves r r 3719552 2 Ser 30 exc D D VAN 8 leaves 3763005 2 Ser 30 w H D exc D D VAN 10 leaves r r 3763006 2 Ser 30 D D VAN 5 leaves auxiliary spring 3720588 2 Ser 40 10 leaves 3769337 2 Ser 40 w H D 12 leaves r 3762834 2 Ser 250 60 9 leaves 2 radius 1eaves l spacer 3765401 2 Ser 50 60 w H D Ser 70 exc TDM 10 leaves 2 radius leaves l spacer 3765402 2 Ser 70 TDM 12 leaves 3773188 2 Ser 450 w Spec H D Ser 60 SBC exc 243 W B w H D Ser 70 w H D exc TDM SBC Ser 80 9 1eaves 2 radius 1eaves 1 spacer white paint 3765403 2 Ser 70 SBC w H D Ser 70 w Spec H D exc TDM SBC Ser 80 w H D 101e ves 1 radius leaf 1 spacer 3765404 2 Ser 80 w Spec H D 11 1eaves 1 radius leaf 1 spacer 3765405 2 Ser 50 thru 80 exc SBC TDM auxiliary spring 988248 1 NOTE Previously released 7 504 BUSHING Rear Spring Eye Ser 10 20 4 WD 2342476 4 Ser 20 4 WD EQ 1 D X 1 O D x 2 0 1 369721 A R Ser 50 thru 80 exc TDM radius rod 3769289 2 Ser 70 TDM 1150067 2 Not required in this group See Group 7 303 499533 Not required in this group See Group 7 413 4 3717034 NOTE Previously released 7 505 LEAF Rear Spring REAR SPRING LEAF CHART w Rear Leaf Leaf Leaf Spring Assy No 1 No 2 No 3 988248 3770962 3770963 3770964 2385697 2395870 2395871 3762834 3769474 3769478 3769479 3763005 3769491 3769493 3769494 3763006 3766958 3766961 3766963 3765401 3770431 3770433 3770434 3765402 3770431 3770432 3770433 3765403 3770443 3770445 3770446 3765404 3770443 3770444 3770445 3765405 3770443 3770444 3770445 3769337 3771081 3771083 3771084 3773188 3773281 3773284 3773285 LEAF Rear Spring Radius Ser 50 thru 80 exc TDM 3765456 2 glgvlggit Motor Division General Motors Corporation TRUCK MODEL CATALOG