Ring and Pinion Gears - gDMJoe

7.5”, 8.8”, 9.75” and 10.25”RING AND PINION SETINSTRUCTION SHEETNO PART OF THIS DOCUMENT MAY BE REPRODUCED WITHOUT PRIOR AGREEMENT AND WRITTEN PERMISSION OFFORD RACING PERFORMANCE PARTS.TORQUE SPECIFICATIONSDescription 9.75” and 10.25” Ring Gear 7.5” and 8.8” Ring GearDriveshaft flange bolts 76 lb-ft with loctite 70-95 lb-ft with loctiteFiller Plug 22 lb-ft 15-30 lb-ftMinimum torque requiredto tighten pinion flange nut - 140 lb-ftto obtain correct pinionbearing preloadDifferential ring gear bolts 111 lb-ft 70-84 lb-ftDifferential pinion shaft lock bolt 22 lb-ft 15-30 lb-ftDifferential bearing cap bolts 77 lb-ft 76-89 lb-ftDifferential housing cover bolts 33 lb-ft 28-38 lb-ftSPECIFICATIONSDescription 9.75” and 10.25” Ring Gear 7.5” and 8.8” Ring GearBacklash between ring gear 0.203 mm-0.381 mm 0.203 mm-0.381 mmand pinion teeth (0.008 in-0.012 in) (0.008 in-0.012 in)Ring gear maximum variationbetween teeth 0.102 mm (0.004 in) 0.102 mm (0.004 in)Differential case maximum runout 0.076 mm (0.003 in) 0.076 mm (0.003 in)Pinion bearing preload(used pinion bearings) 0.9-1.5 Nm (8-14 lb-in) 0.9-1.5 Nm (8-14 lb-in)Pinion bearing preload(new pinion bearings) 1.8-3.3 Nm (16-29 lb-in) 1.8-3.3 Nm (16-28 lb-in)Techline (586) 468-1356Factory Ford shop manuals are available from Helm Publications, 1-800-782-4356Page 4 of 4IS-1850-0126