M40 andM41 are both four-speedgearboxes produced by Koping Engineering forVolvo. It was also available in a stronger version called theM400 and a three-speed version called theM30.[1]
Thegear ratios are:[2][verification needed][3]
| Gear | M40 | M41 |
|---|---|---|
| 1st | 3.13 | 3.13 |
| 2nd | 1.99 | 1.99 |
| 3rd | 1.359 | 1.359 |
| 4th | 1.00 | 1.00 |
| Overdrive | - | 0.77 |
| Reverse | 3.25 | - |
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