Unimog 404 Brake Drum - New Old Stock
We Regularly get questions about 404 drum thickness versus brake shoe thickness. MB is very clear on their expectations with this information. Matching incorrect shoe thickness with the incorrect drum diameter can create a number of issues.
Brake Drum / Lining Thickness Technical Data
| Drum Diameter | Brake Lining Thickness | |
| Stock: | 349.2 +/- .3 mm | 6.0 mm |
| Rep. 1: | 350 +/- .3 mm | 6.4 +/- .2 mm |
| Rep. 11: | 351 +/- .3 mm | 7.0 +/- .2 mm |
| Rep. 111: | 352 +/- .3 mm | 7.5 +/- .2 mm |
Minimum Lining Thickness = 3.0 +/- .2 mm
Lining Width 70 mm +/- .6 mm
Do Not forget to adjust the shoes after install with the adjusting nuts on back of backing plate.