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