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- 4 in Output Shaft
- 12:1 Ratio
- Hollow Output
- 12 Unit Size
| Output (Shaft or Bore) Size | 4 in |
| Input (Shaft or Bore) Size | 2 1/8 in |
| Box Width | 15 3/4 in |
| Model | A |
| Ratio | 12:1 |
| Box Length | 38.86 in |
| Bolt Centers w/ Std. Base Kit (in) | 13.78 x 12.99 |
| Frame | N/A |
| Reduction Type | Triple |
| Series | UB |
| Hole Dia. | 1.54 in |
| Output Configuration | Hollow Output |
| Output RPM @ 1750 rpm Input | 145.83 rpm |
| Unit Size | 12 |
| Box Height | 23.23 in |
| Base to Shaft Center Height w/Std. Base Kit | 14.76 in |
| Input Configuration | Shaft Input |
| Type | Helical Bevel |
| Keyway | 1 x 0.445 x 16.14 |
| Weight | 1219.68 LB |
| EAN or UPC | 782934183522 |
