Hayden Idler / Tensioner Pulley for 1987-2008 Buick/Cadillac/Chevrolet 2.8L 3.1L (Century, Park Avenue, Regal, Riviera)
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The Four Seasons Idler / Tensioner Pulley (part number 45973) is a direct-fit replacement for 1987-2008 Buick, Cadillac, Chevrolet, and Chrysler vehicles with 2.8L, 3.1L, and 3.8L engines.
Features:
Specifications:
| Belt Type | Serpentine |
| Belt Width IN | 1.000 |
| Belt Width MM | 25.4 |
| Bore Dia. IN | 0.67 |
| Description | Idler / Tensioner Pulley |
| Groove | Smooth |
| I.D. IN | 0.69 |
| I.D. MM | 17 |
| Material | Plastic |
| Mount Hole Qty | 1 |
| Mounting Hardware Included | No |
| O.D. IN | 3.500 |
| O.D. MM | 88.9 |
| Pulley Type | Back Idler |
Fits: 1987-2008 Buick, Cadillac, Chevrolet, Chrysler, and Dodge models including Century, Park Avenue, Regal, Riviera, Skylark, Cimarron, Fleetwood, Seville and more - 2.8L, 3.1L, and 3.8L engines. Confirm your year, make, model, and engine before ordering.
Interchanges With: Gates 38007, Dorman 419609, ACDelco 19190143, Hayden 5973, General Motors 19190143, General Motors 14091898, UAC IP1042C, Ford E7SZ6B209A and 29 more