12305AA290 Subaru PULLEY-CRANKSHAFT, Price: 67.82$, Weight: 1.652kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Subaru |
12305AA290 |
PULLEY-CRANKSHAFT |
1.652 |
7-10 |
67.82$ |
|
| Not Available | ||||||
Originals
Substitutions
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| FEBEST |
CRANKSHAFT PULLEY ENGINE
|
2 |
1.84
|
2-3
|
46.14$
|
Compatibility
Crankshaft Pulley / Harmonic Balancer for Subaru
Why this part is needed
This front damper keeps belt drive smooth and protects your boxer engine from torsional shock. It stabilizes crank speed and drives the alternator, water pump, A/C, and power steering with consistent grip. Without a healthy pulley, accessories slip, noise grows, and engine wear increases.
How it works
The inner steel hub keys to the crank. Around it sits a bonded rubber layer and an outer inertia ring. As cylinders fire, the ring slightly lags, absorbing vibration and converting spikes into heat, which reduces harmonics and keeps belts aligned. Result: smoother idle, cleaner shifts, and longer bearing life. 🛠️⚙️
What happens if it’s bad
Typical signs are wobble, belt squeal, weak charging, overheating, heavy steering, rough idle, or a burnt rubber smell. Severe failure can let the ring walk off, throw belts, or chew the keyway—risking crankshaft damage. Address quickly to avoid costly repairs. ⚠️
Pro install notes
Inspect key and keyway, clean crank snout, seat fully, use a new bolt/washer, hold the pulley with a proper tool, torque to spec, and verify belt tracking. Recheck after the first heat cycle. ✅
Compatibility
- Legacy
- Tribeca