23770AA020 Subaru PULLEY-IDLER, Price: 26.40$, Weight: 0.29kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Subaru |
23770AA020 |
PULLEY-IDLER |
95 |
0.29 |
|
26.40$ |
Originals
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Subaru |
PULLEY-IDLER
|
95 |
0.334
|
2-3
|
22.00$
|
Substitutions
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Subaru |
23770AA000
|
PULLEY-IDLER
|
0 |
0.322
|
-
|
24.70$
|
Not Available |
Essential Engine Idler Pulley
Why You Need This Part
This engine pulley's job is to maintain the proper tension on your drive belt system. It assists other belt-driven components such as the alternator, water pump, and air conditioning compressor, ensuring everything runs smoothly under the hood. Without the right tension, your car's performance drops and vital functions can fail unexpectedly.
How It Works
As the engine runs, the idler pulley keeps the serpentine belt in place, preventing slip and reducing vibration. The pulley rotates on ball bearings, guiding the belt in a precise path. This keeps power distributed evenly to all critical accessories, so your engine operates efficiently.
What If This Pulley Breaks
If the pulley wears out or seizes, you may hear squealing noises, see engine temperature rise, or notice loss of power steering and charging functions. A failed pulley can even cause the belt to snap, leaving you stranded and causing further engine damage if ignored. Act quickly to avoid costly repairs.
Compatible Models
- Legacy
- Tribeca