Dana SG15

General Specifications
Differential Ring Gear Rivet Pressure 41 - 45 Metric Tons (45 - 50 Tons)
Differential Ring Gear To Pinion Backlash 0.15 - 0.30 mm (0.06 - 0.012 inch)

3 The acceptable backlash tolerance is plus or minus 0.0508 mm (0.002 inch) from the backlash etched in the differential ring gear. The tooth contact pattern can move only by adjusting backlash. The tooth contact pattern can move only in the direction of heel-to-toe, and toe-to-heel. Depth of the tooth contact pattern is not adjustable. Contact Spicer Service at 1-800-666-8688 for assistance if you are unable to establish an acceptable tooth contact pattern within the limits of backlash.