Hayden Idler / Tensioner Pulley for 1987-1993 Chevrolet/GMC 2.5L (S10, S10 Blazer, S15, Sonoma)
Always the correct part
Call or Chat
30-Day Returns Accepted
Free Ground Shipping
The Four Seasons Idler / Tensioner Pulley (part number 45991) is a direct-fit replacement for 1987-1993 Chevrolet and GMC vehicles with 2.5L engines.
Features:
Specifications:
| Belt Type | Serpentine |
| Belt Width IN | 1.000 |
| Belt Width MM | 25.4 |
| Bore Dia. IN | .47 |
| Description | Idler / Tensioner Pulley |
| Groove | 6 |
| I.D. IN | 0.47 |
| I.D. MM | 12.0 |
| Material | Plastic |
| Mount Hole Qty | 1 |
| Mounting Hardware Included | No |
| O.D. IN | 5.19 |
| O.D. MM | 131.76 |
| Pulley Type | Idler Pulley |
Fits: 1987-1993 Chevrolet and GMC models including S10, S10 Blazer, S15, Sonoma - 2.5L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: w/o AC
Interchanges With: Gates 38034, Everco A5486, ACDelco 154954, Motorcraft YS167, Pro Source 45991, Compressor Works 209779, NAPA Temp 209779, Motorcraft YS169 and 9 more
WARNING: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.