Reference Details
- Common issue
- A 406 swap, tri-power induction, four-speed, 4.11 gears, or heavy-duty parts represented as proof by itself
- Confidence
- documented
- Correct value
- Q, M, B, or G identity agrees with mandatory four-speed, axle, heavy-duty chassis equipment, release timing, dated components, and factory records
- Where to check
- Warranty plate, original invoice/order, engine and induction, transmission, axle, suspension, brakes, wheels, and ownership file