SECTION 205-02: Rear Drive Axle/Differential — Ford 8.8-Inch Ring Gear
2014 Mustang Workshop Manual
SPECIFICATIONS
Procedure revision date: 01/07/2013


Material
Item Specification Fill Capacity
Additive Friction Modifier
XL-3 (US); CXL-3 (Canada)
EST-M2C118-A 4 oz (Traction-Lok® only).
6 oz (If equipped with rear differential oil cooler).
Maximum Strength Retaining Compound
Loctite® 638™
Motorcraft® SAE 75W-140 Synthetic Rear Axle Lubricant
XY-75W140-QL (US); CXY-75W140-1L (Canada)
WSL-M2C192-A and GL-5 8.8-in rear axle. a
Motorcraft® SAE 75W-85 Premium Synthetic Hypoid Gear Lubricant
XY-75W85-QL
WSS-M2C942-A SVT 8.8-in rear axle. a b
Premium Long-Life Grease
XG-1-C or XG-1-K (US); CXG-1-C (Canada)
ESA-M1C75-B
Silicone Gasket and Sealant
TA-30
WSE-M4G323-A4
a Service refill capacities are determined by filling the axle to a level of 5mm below the bottom of the filler hole. The vehicle must be on a level surface.
b Vehicles equipped with a rear differential oil cooler. Refer to the procedure.


  General Specifications

Item Specification
Clearance, Tolerance and Adjustments
Differential pinion gear thrust washer thickness 0.762-0.813 mm (0.030-0.032 in)
Differential side gear thrust washer thickness 0.762-0.813 mm (0.030-0.032 in)
Maximum axle shaft end play 0.762 mm (0.030 in)
Maximum differential case runout 0.076 mm (0.003 in)
Pinion bearing preload 1.8-3.3 Nm (16-29 lb-in)
Pinion flange runout 0.25 mm (0.010 in) T.I.R.
Ring gear backlash 0.203-0.304 mm (0.008-0.012 in)
Variation between teeth maximum backlash 0.102 mm (0.004 in)



  Torque Specifications

Description Nm lb-ft lb-in
Differential bearing cap bolts 122 90
Differential housing cover bolts (steel cover) 46 34
Differential housing cover bolts (aluminum cover) 32 24
Differential housing cover cooler line fittings 23 17
Differential oil cooler pump 11 97
Differential oil temperature sensor 10 89
Differential pinion shaft lock bolt 35 26
Differential ring gear bolts 135 100
Filler plug 30 22
Handle adapter for 205-S127 2.2 20
Lower arm bolt 175 129
Rear differential cooler line bolts 10 89
Shock absorber lower bolts 115 85
Tool 205-022 nut 27 20
Upper arm bushing nut 175 129
Wheel speed sensor bolt 15 133