the front spring bushings for a 3800 are the same part used on the rear suspension of the lighter trucks
so many places have them but don't list compatibility, but if you know exactly what you are buying it will work because it's the same part based on the part numbers in the books.
7.413 Bushing, front spring eye
41-55 D-D, 1 Ton part# 3651131 (2 per)
this is a smooth plain bushing
7.428 Bolt, front spring
41-55 D-D, 1 Ton part# 3657393 (2 per) (this is on the front of the front spring on the D-D)
this is a smooth bolt with grease hole for bushing,
classicparts and chevs of the 40s carry this part
7.104 bushing, spring hanger
this is the special threaded bushing that screws onto the threaded pin
41-55 1 Ton, "shackle" 499533 (4 per)
this part also appears in group 7.524 bushing, rear spring:
55-57 1/2 & 3/4 Ton (2nd ser.) rear spring shackle (4 per)
classic parts - 74-021 $40 each (washers included)
LMCtruck - 34-1362 2nd ser. rear suspension shackle $30 each (plus $6 for washer set 34-1406)
LMCtruck - 34-1354 1st ser. rear suspension shackle $25
7.427 pin, front spring shackle
41-55 1 Ton part# 3653273 (4 per)
7.436 shackle, Front Spring
47-52 1 Ton part# 3847460
substitute 3847460 --> 3741083 as of 3-1-58
60-62 D-D (exc. 102 W.B.) Shackle unit 3471083
47-54 COMM., UTIL. (exc. D-D, COE) front (4-1/16 O.L.) 3682788
55-58 COMM., UTILITY (2nd ser.) 4-1/16 O.L 3682788
7.523 Shackle Unit, Rear Spring
55-56 1/2, 3/4 TON (2nd Ser.) (exc. D-D) Shackle Unit 3847460
55-59 1/2, 3/4 TON (2nd ser.) (exc. D-D) (4-1/16 O.O.) 3682788
7.443 washer
34-52 part# 593705
chevs of the 40s - 3653273 rebuild kit - pins, bushings and washers for both sides $103
chevs of the 40s - 3847460 whole shackle assembly 1 side $118.39
chevs of the 40s - 593705 washer set for both sides $14.75
