GMPB1 or General Mills Pull-Back is a line of Hot Wheels Wheel Types. This wheel type was only used on samples from the General Mills Pull Back Racers series.
| Image | Letter Code | Type | Years Used | Notes |
|---|---|---|---|---|
 
|
GMPB | General Mills Pull-Back | 2011 | This wheel type was only used on samples from the General Mills Pull Back Racers series. Rear wheel (bottom image) is connected to internal Pull-Back motor assembly within the castings. |