Reference Details
- Common issue
- Generic 12-bolt axle, non-matching gearset, or missing power-disc equipment on a claimed COPO 9560.
- Confidence
- documented
- Correct value
- Heavy-duty 4.10:1 12-bolt Positraction rear axle with J52 power front disc brakes
- Where to check
- Axle tube stamp/date, brake equipment, and original paperwork
