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1955-1957 Chevrolet Bel Air, 210, 150 CPP Power Steering Upgrade Kit


CPP's Tri-Five power steering upgrade kit features a brand new 500-Series power steering gearbox as well as a complete steering linkage kit to upgrade your vintage fullsize Chevy from manual or original power assist steering to modern power steering. The 500-Series gearbox has a 14:1 ratio and is a modern alternative to the popular but outdated 605 gearboxes.

500 Series Power Steering Gear Box

Features:
  • 100% brand new parts (nothing rebuilt)
  • No fabrication needed! (bolts direct to frame rail)
  • 3 1/2 turns lock to lock 
  • 11/16" pressure port and 5/8" return port
  • Provides more header clearance than a 605 gearbox
  • Superior directional control
  • Better road feedback  
  • Recirculating Ball Gears provide low friction and increased steering response (CPP Engineered)
  • Open-centered, rotary-type valve (smooth operation throughout the steering range)
  • Includes power steering filter kit!
 This is the very best gear-box available to convert your Tri-Five to Power Steering!

CPP Steering Linkage Kit

A must when upgrading to a power steering. Our steering linkage kit is designed to provide maximum performance and handling and requires no modification to install.

Features:  
  • Provides maximum performance and handling
  • Includes new and improved centerlink, pitman arm, and idler arm 
  • Forged steel construction
  • Meets or exceeds factory GM specifications
  • Requires no modifications to install
The kit includes everything to add or upgrade to power steering and also works as a conversion kit from the factory power assist.  

(Part# 5557PSU-K)

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SHIPPING INFORMATION

Orders over $599 will be sent out with signature required. You will need to sign for all of your packages, or they will be returned to sender, and will require additional shipping charges.

Most items (unless noted in the handling time) ship from our warehouse within 4-5 business days from the business day your payment is received and processed in our system. Orders placed Friday and through the weekend will be processed Monday (excluding Holidays).

Once your order is processed and shipped from our warehouse you will receive an email with your tracking information.

We ship via UPS and FedEx and for small packages we us USPS.

We only ship to a confirmed PayPal shipping address.

All Will Call orders must be placed at least 24 hours in advance for pickup from the showroom, including in showroom or parking lot orders. Local pickup is available upon request. A matching ID, which must correspond to the name on the PayPal payment, is mandatory for picking up items. Will Call orders will not be released and will be refused if the person and ID do not match the PayPal payment. Local pick up requires a 24hr processing time before pick up. We will notify you when the parts are ready for pick up.

CONTACT US

Messages via eBay are answered within 24 hours, not including weekends or holidays.      

Warranty 

All eBay purchases come with a 30-day warranty from the day you receive your order. If you receive an item that is damaged or defective or missing components, please notify us within 3 days of receipt. Any items outside the 30-day warranty will be the responsibility of the customer to pay for any repairs, as well as cover all shipping costs.                                                                        

Disclaimer Notice-Classic Performance Products

Classic Performance Products advises customers to exercise caution when purchasing automotive components through third-party marketplaces such as eBay, Amazon, Temu and other under regulated platforms. These platforms do not enforce consistent quality control standards, verify product safety compliance, or require sellers to carry product liability insurance.

As a result, items listed often do not meet recognized manufacturing standards for proper fit, performance, or safe operation. Product listings may also omit important details, including country of origin, and in some cases may be inaccurate or intentionally misleading.

Customers should be aware that low-cost imitation or counterfeit parts?often manufactured without adherence to the automotive industry standards?are widely available. It is the buyer?s responsibility to verify that they are purchasing from a reputable seller who stands behind their products and can provide support or accountability if issues arise.

At Classic Performance Products we uphold industry leading automotive manufacturing standards. As a trusted and established manufacturer, our components are engineered, tested, and manufactured to meet or exceed industry standards for quality, fitment, and safety. Our team brings decades of hands-on expertise in performance automotive industry, and we stand behind every product we offer. From design and production to customer support, we are committed to delivering reliable solutions and responsive service you can depend on.

For safety, performance, and peace of mind, choose a supplier with proven experience, verified quality, and the accountability to support you long after the sale.