57 67 D D exc 102 W B 5692494 1 14 50 48 z O L 57 67 D D exc 102 W B 5692493 1 31 50 w ball nut assy 60 62 Ser 10 thru 30 exc D D 63 4 WD 1st Ser 5690861 1 6 95 upper w pin 60 66 Ser 10 thru 30 exc D D 61 67 Ser 10 exc D D 68 70 Ser 10 thru 30 D D 5673148 1 8 25 lower w worm 8V O L 61 67 Ser 10 D D 60 66 4 WD 5689566 1 22 05 w ball nut assy 60 62 Ser 10 thru 30 exc D D 63 4 WD 1st Ser 5674391 1 14 80 upper w coupling 39 z 0 L 60 62 Ser 10 thru 30 exc D D 4 WD 5673593 1 8 10 intermediate w upr flange 17 0 L 60 66 Ser 10 thru 30 exc D D 4 WD 61 67 Ser 10 D D 68 70 Ser 10 thru 30 D D 5674275 1 22 50 w ball nut assy 61 70 Ser 10 D D 3914428 1 47 10 strg intermediate Note 1 NOTE 1 When used on 1961 thru 1963 also order 2 454977 bolts 2 9424989 nuts and 2 131100 washers 63 66 Ser 10 D D 5690965 1 4 65 upper 63 66 4 WD 2nd Ser 5690344 1 17 40 w lower flange 553VuH 0 L 63 66 Ser 10 thru 30 exc D D 4 WD 5690345 1 18 55 w lower flange 56V1 0 L 63 66 Ser 10 thru 30 exc D D 4 WD 5690362 1 8 90 upper 55 ygzn 0 L Note 2 63 66 4 WD 2nd Ser 5690365 1 9 5 upper 55 4 0 L Note 2 64 70 G 10 20 5691778 1 23 75 w ball nut 64 70 G 10 20 5691779 1 16 60 w worm 67 69 Ser 10 thru 30 exc D D 4 WD 5678409 1 22 90 w ball nut assy 67 69 Ser 10 thru 30 exc D D 4 WD 5678410 1 8 55 w worm 67 Ser 10 D D 68 70 Ser 10 thru 30 D D 7810394 1 5 05 upper 67 68 4 WD 7801338 1 8 50 w worm 67 68 4 WD 7801339 1 21 75 w ball nut assy 68 Ser 20 30 D D 69 70 Ser 20 30 D D exc P S 3916827 1 47 10 strg intermediate 69 70 Ser 20 30 D D w P S 3954999 1 51 35 strg intermediate 69 70 Ser 10 thru 30 Blazer exc D D 7805810 1 28 40 70 Ser 10 20 Conv w T W exc 3 Spd 70 4 WD w T W exc 3 Spd 70 Ser 30 Conv w T W 70 Blazer w T W exc 3 Spd 7806465 1 46 85 upper and lower 70 Ser 10 thru 30 Blazer w T W 7810022 1 20 70 upper 70 Ser 10 20 Conv w T W exc 3 Spd 70 4 WD w T W exc 3 Spd 70 Ser 30 Conv w T W 70 Blazer w T W exc 3 Spd 7806466 1 24 30 lower 70 Ser 10 D D 70 Ser 20 30 D D exc P S 7809759 1 27 75 w ball and nut 70 Ser 10 thru 30 Conv 4 WD Blazer 7802933 1 18 20 w piri intermediate 69 Ser 10 thru 30 Blazer exc D D 70 Ser 10 thru 30 Blazer Conv 4 WD 7805812 1 8 25 upper 70 Ser 10 thru 30 Blazer w T W 7809431 1 25 40 w coupling inter steering NOTE 2 Use w 7806747 Bolt Unit to replace the attaching rivets 6 525 COUPLING UN T COUPL NG ASSY BEARING BOLT CLAMP FLANGE ASSY REINFORCEMENT RlNG SEAL SPRING TRUNNION UNIT WASHER YOKE Steering Shaaft U Joint Y 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31 Y REV 6 71 6 25 6 524 6 525