Shop the Scania 2129404 Idler Roller. This 78x41mm tensioner pulley, also known as 1734901 or 2020526, ensures proper engine belt tension. 1-year warranty.
| Part Number | 2129404 |
| Part Type | Idler Roller / Tensioner Pulley |
| Make | Scania |
| Dimensions (Diameter x Width) | 78mm x 41mm |
| Cross-Reference OEM Numbers | 1734901, 2020526, 1860733, 1933012 |