6 168 ARM Steering Knuckle Upper and Lower Control 49 54 Pass 3692170 2 upper threaded type 55 57 Pass 3741021 1 left lower Note 1 55 57 Pass 3741022 1 right lower Note 1 55 57 Pass 3733809 1 left upper Note 1 55 57 Pass 3733810 1 right upper Note 1 49 54 Pass 3708197 1 ARM ASSY left lower threaded type Note 2 49 54 Pass 3693470 1 ARM ASSY right lower threaded type Note 2 NOTE 2 Does not include shaft 58 64 Pass exc Taxi Police Air S 62 64 Taxi Police 3832349 1 ARM ASSY left upper Note 1 58 64 Pass 3832350 1 ARM ASSY right upper Note 1 58 64 Pass exc Taxi Police 3846267 1 ARM ASSY left lower Note 1 58 64 Pass exc Taxi Police Air S 3846268 1 ARM ASSY right lower Note 1 63 64 Taxi Police 3819061 1 ARM ASSY left lower Note 1 58 62 Taxi 63 64 Taxi Police 3819062 1 ARM ASSY right lower Note 1 NOTE 1 Includes ball stud assy 6 169 SHAFT ASSEMBLY SHAFT UNIT Steering Knuckle Lower Control Arm 49 54 Pass 3737597 2 forged 3691468 daub of yellow paint Note 1 NOTE 1 Consists of 1 shaft 2 bshgs and 2 seals 55 57 Pass 3713903 1 SHAFT UNIT left forged 3709983 Note 2 55 57 Pass 3713904 1 SHAFT UNIT right forged 3709984 Note 2 58 64 Pass 3749296 2 SHAFT UNIT forged 3738505 Note 2 NOTE 2 Consists of 1 shaft 2 bushings 2 retainers 2 bolts 2 washers 6 170 BUSHlNG RETAINER Steering Knuckle Lower Control Arm Shaft 49 54 Pass 3691454 4 use w threaded rnfct 55 64 Pass 3714368 4 1 z O D x 2 2 0 L 55 64 Pass 3714369 4 RETAINER lower arm bushing V l D x 1 O D 6 172 BOLT NUT Steering Knuckle Lower Control Arm Attaching 40 64 Pass exc KB 3707480 A R V 20 x W2 300 M steel 55 64 Pass 454972 4 Um 20 x 1V 8 900 58 64 Pass 3779097 2 18 x 2 300 M steel 38 64 Pass 3742251 2 NUT 18 301 M steel 38 64 Pass 9422301 A R NUT Vz 13 8 9 1 7 58 64 Pass 3742249 2 NUT 20 2 holes 2Vz long 63 64 Pass 3866766 A R NUT 24 O 626 7 60 64 Pass 3765425 8 NUT 14 6 178 6 174 BOLT UNlT NUT STUD UNIT Steering Knuckle Lower Control Arm Pivot 39 48 Pass exc JB KB 603406 2 replacement Note 1 NOTE 1 Consists of 1 bushing 2 seals and 1 bolt 49 54 Pass 3690683 2 replacement Note 2 NOTE 2 Consists of 1 bushing 2 seals 1 bolt and 1 nut 55 56 Pass 3719018 A R ball stud top attach 24 x V 6 164 Note 3 NOTE 3 Consists of 4 bolts 3OOM steel 4 nuts 4 washers 49 54 Pass 3687666 2 NUT lock 1 1 55 57 Pass 3739959 2 STUD UNIT lower ball replacement Note 5 NOTE 5 Consists of 1 stud assy 1 seal assy 1 seal assy 6 bolts 2 pins 12 washers 8 nuts 58 64 Pass exc Taxi Police 3886422 2 STUD UNIT lower ball replacement 58 64 Taxi Police 3917822 2 STUD UNIT lower ball replacement NOTE On late production assy with untapped lubrication fitting holes It is necessary to use self tapping lub fittings or tap new threads for standard type lube fittings 6 176 BUMPER Steering Knuckle Upper and Lower Control Arm 39 54 Pass exc JB KB 3708834 2 upper 39 48 Pass exc JB KB 3661888 2 lower attaches to Iwr spring seat 49 54 Pass 3687669 2 lower 55 57 Pass 3707108 2 lower 55 57 Pass 3722380 2 upper rubber 58 64 Pass 3742247 2 upper 58 64 Pass 3742252 2 lower 6 177 RRACKET REINFORCEMENT Steering Knuckle Upper and Lower Control rm 59 63 Pass exc Conv 64 Taxi 3754804 1 lower right rear Note 1 NOTE 1 Use with 1 piece tunnel bottom plate frame 58 60 Pass 61 64 Pass exc Taxi 3779487 1 lower left 1970 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION F A 30 6 168 6 177 6 2