Reference Details
- Common issue
- Rear axle ratio claimed as original but not one of the factory-listed ratios for the car's transmission path, or Sure-Grip assumed from ratio alone
- Confidence
- documented
- Correct value
- Manual transmission: 3.21 standard or 3.55 optional; TorqueFlite automatic: 2.94 standard or 3.21/3.55 optional
- Where to check
- Factory axle evidence, broadcast sheet, window sticker, or other car-specific order record; compare against the installed transmission path