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Rear Axle RA-8 Tightening Torque of Important Bolts and Nuts Main Adjusting Data and Maintaining Standard Main adjusting data Maintaining Standard Part Tighten Torque (N.m) Oil drain screw plug 130 ~ 150 Big nut of the drive gear 350 ~ 500 Rear brake bottom plate bolt 156 ~ 206 Air chamber bracket fixed bolt 55 ~ 70 Air chamber fixed bolt 50 ~ 75 Bearing seat bolt 50 ~ 70 Driven gear bolt 140 ~ 160 Differential housing bolt 140 ~ 160 Half axle nut 70 ~ 95 Rear adjusting nut 150 ~ 180 Reductor housing and axle housing connecting bolt 140 ~ 170 Axle housing rear cover and axle housing connecting bolt 90 ~ 120 Adjusting Item Adjusting Data Tooth space 0.2~0.4mm Clearance between rear fiction plate and brake drum 0.4~0.7mm Item Maintaining Standard Wear Limit Remark Feedhole of the rear axle leaf Φ 27mm Φ 28mm Radial runout of left and right half 0.03mm 0.1mm Radial runout of the middle part 1mm 1.5mm Repair limit: 1.5mm Face runout of the wheel hub and 0.1mm 0.15mm |