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![Perrin [02-25 WRX, 04-21 STI] Crank Pulley | PSP-ENG-101](http://speedzone-web.com/cdn/shop/files/Screenshot_2025-05-29_095958_{width}x.png?v=1767369577)
![Perrin [02-25 WRX, 04-21 STI] Crank Pulley | PSP-ENG-101](http://speedzone-web.com/cdn/shop/files/Screenshot_2025-05-29_100103_{width}x.png?v=1767369577)
![Perrin [02-25 WRX, 04-21 STI] Crank Pulley | PSP-ENG-101](http://speedzone-web.com/cdn/shop/files/Screenshot_2025-05-29_100113_{width}x.png?v=1767369577)
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![Perrin [02-25 WRX, 04-21 STI] Crank Pulley | PSP-ENG-101](http://speedzone-web.com/cdn/shop/files/Screenshot_2025-05-29_100158_{width}x.png?v=1767369577)
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Perrin [02-25 WRX, 04-21 STI] Crank Pulley | PSP-ENG-101
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
Free up power and sharpen throttle response β the PERRIN Lightweight Crank Pulley is a must-have performance upgrade for your WRX or STI.
Weighing in at just 1.2 lbs, the PERRIN Crank Pulley shaves an impressive 3.7 lbs off the rotating mass compared to the stock pulley. This weight reduction is the equivalent of removing over 100 lbs of static vehicle weight β delivering noticeable gains in throttle response, horsepower, and torque.
CNC-machined from high-grade aluminum and finished in a sleek anodized coating, this pulley isnβt just lighter β itβs stronger, more efficient, and built to last. A direct OEM replacement, it installs easily with no special tuning or modification required.
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Weighs only 1.2 lbs β 3.7 lbs lighter than OEM
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Reduces rotating mass for faster engine response
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Increases horsepower and torque across the powerband
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CNC-machined from 6061-T6 aluminum
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Anodized finish for corrosion resistance and durability
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Balanced to OE standards for smooth operation
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Direct-fit replacement β no tuning required
Whatβs in the Box:
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PERRIN Lightweight Crank Pulley
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Installation Instructions
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Warranty Information
Fitment:
Subaru WRX & STI (please confirm compatibility by year/model)
Installation:
Difficulty: β
β
βββ
Time: 30β60 min
Tools Required: Impact wrench or crank pulley tool recommended
Instructions: [View Here]
Warranty:
PERRIN Limited Warranty
β οΈ PROPOSITION 65 WARNING:
Cancer and Reproductive Harm β www.P65Warnings.ca.gov
Our History
For 26 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.