Description
Product Overview
The Litens Alternator Pulley is engineered with an Overrunning Alternator Decoupling (OAD) mechanism to isolate the alternator from engine torque spikes, extending belt life and enhancing system reliability. Constructed from high‑grade machined aluminum, the pulley provides a lightweight yet robust solution that matches OEM specifications. Key specifications include a weight of 1.19 lb, dimensions of 4.33 × 4.33 × 1.89 in, and model number 920906A.
Usage
Designed for automotive repair shops, fleet maintenance, and home garages, this pulley fits seamlessly into standard alternator assemblies. It excels in high‑performance applications where belt wear reduction and consistent charging are critical. 
Why Choose Us
Litens delivers original equipment quality with rigorous testing and strict manufacturing tolerances. Each pulley undergoes a full inspection to ensure flawless balance and surface finish, guaranteeing quiet operation and long‑term durability. Our commitment to precision engineering means you receive a part that performs like the factory original, reducing downtime and maintenance costs.
Key Features
- Overrunning Alternator Decoupling (OAD) design minimizes belt stress
- Precision‑machined aluminum for lightweight strength
- Exact OEM fit – model 920906A
- Reduces belt wear and improves charging efficiency
- Durable construction tested for high‑torque environments
FAQ
Is this pulley compatible with all alternator brands?
The Litens pulley is designed to match the specifications of standard alternator assemblies and fits most vehicles that use the 920906A part number.
Can I install this pulley myself?
Yes, the pulley bolts directly onto the alternator shaft using the existing mounting hardware. Basic hand tools are sufficient for installation.
What benefits does the OAD design provide?
The OAD mechanism decouples sudden torque spikes, protecting the belt from premature wear and ensuring a smoother, more reliable charging system.
Does the aluminum construction affect durability?
Machined aluminum offers an excellent strength‑to‑weight ratio, providing long‑lasting performance while reducing overall weight compared to cast iron alternatives.
Is there a warranty on this product?
Litens offers a one‑year limited warranty covering manufacturing defects, giving you confidence in the quality of your purchase.




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