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WHEELS & TIRES

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REAR SUSPENSION

REAR SUSPENSION

LUBRICATION DATA (CHART O N OPPOSITE PAGE)

Item No. Item Remarks

Symbol Miles t 1 Spring Shackles & Brackets (1) .......... 2 fittings each s h a c k le.............. C 6,000 1 fitting each b r a c k e t................. C 6,000 2 Spring Slip Pads ( 1 ) ............................. Apply each e n d .......................... C 6,000 3 Steering K n u c k le s............................... 2 fittings each side ................... C 6,000 4 Steering Tie Rod E n d s ........................ 1 fitting each end ..................... C 6,000 5 Steering Drag Link ............................. 1 fitting each e n d........................ C 6,000 6 Steering Idler Lever ( 1 ) ..................... C 6,000 7 Power Steering Cylinder Ends (1) . . . . 2 f i t t i n g s .................................... C 6,000 8 Trans. Shift Relay L ever ( 1 ) .............. 1 fitting .................................... C 6,000 9 Transmission Shift Rod U-Joints (1) . . 1 fitting each j o i n t..................... C 6,000 10 Auxiliary Trans. Shift Tower ( 1 ) .......... 1 fitting .................................... C 6,000 11 Prop. Shaft U -J o in ts............................. 1 fitting each j b i n t..................... C 6,000 12 Prop. Shaft Slip J o i n t.......................... 1 fitting each j o i n t ...................... C 6,000 13 Steering Column U -J o in ts................... 1 fitting each j o i n t..................... C 6,000 14 Steering Column Slip Joint ................. 1 f i t t i n g ...................................... C 6,000 15 Clutch Release Cross Shaft ( 1 )............ 1 fitting each end ...................... C 6,000 16 Clutch Release Bearing ..................... Cup or fitting (sparingly) .......... S27 6,000 17 Tru-Stop Brake (1) ............................. 4 or 8 f it t in g s ............................. C 6,000 18 Speedometer A d a p te r.......................... 1 fitting .................................... C 6,000 19 Brake Camshaft - F. ( 2 ) ..................... 1 fitting ea. (apply sparingly) . . C 6,000 20 Clutch and Brake Master Cylinder . . . F ill - 1/2” below o p e n in g.......... S12 6,000 21 Steering Gear H o u s in g ........................ To level of fille r p lu g................. C 6,000 22 Battery Terminals ............................. Keep c o a t e d ............................... S3 6,000 23 Electric Shift Unit (2 - S p d .)................. To level of fille r plug .............. S7 12,000 24 To level of fille r plug .............. MP 6,000 24 Transmission (Clark) ( F u l l e r )............ To level of fille r p lu g................. MP 6,000 Drain and re fill ........................ MP 12,000 24 Transmission ( S p i c e r )........................ To level of fille r plug .............. MP 6,000 24 Transmission - Auxiliary ( 1 ).............. To level of fille r p lu g................. MP 6,000 25 Rear Axle ........................................... To level of fille r p lu g ................. MP 6,000 Drain and refill ........................ MP 24,000# 26 Front Wheel Bearings.......................... Hand pack or use lubricator . . . S2 20,000* 27 Rear Wheel B e a r in g s.......................... Hand pack or use lubricator . . . S2 20,000* 28 Brake Cam Roller Pins - F. (2) .......... E 20,000 29 Brake <fc Axle Cylinder A ir Cleaner (1 ). Clean and reinstall ................... . 6,000 30 Air-Hydraulic Cylinder ( 3 ) ................. To level of plug ........................ S6 12,000

t When ” C " Chassis Lubricant is specified, lubricate every 6,000 miles or 60 days, whichever occurs first. * Or once a year, whichever occurs first. # Or every 12,000 miles if truck is operated in exceptionally heavy work or at continuous high speeds. (1) Some Models. (2) A ir Brake only. (3) Hydraulic Brakes only.

CHEVROLET SERIES 70-80 HEAVY DUTY TRUCK SHOP MANUAL

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