Phoenix Transmission Parts check balls set for GM transmissions, wear-resistant, .250 inch diameter.
Phoenix Transmission Parts check balls set for GM transmissions, wear-resistant, .250 inch diameter.

Phoenix Transmission Parts – 10-Pack GM Valve Body Check Balls .250 for 700R4/4L60/4L60E/4L65E

Overview Phoenix Transmission Parts offers a 10-pack of valve body check balls designed for GM automatics, including...
Vendor: Phoenix Transmission Parts
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Phoenix Transmission Parts check balls set for GM transmissions, wear-resistant, .250 inch diameter.

Phoenix Transmission Parts – 10-Pack GM Valve Body Check Balls .250 for 700R4/4L60/4L60E/4L65E

£29.71
Phoenix Transmission Parts check balls set for GM transmissions, wear-resistant, .250 inch diameter.

Phoenix Transmission Parts – 10-Pack GM Valve Body Check Balls .250 for 700R4/4L60/4L60E/4L65E

£29.71
Description
Description
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Overview

Phoenix Transmission Parts offers a 10-pack of valve body check balls designed for GM automatics, including the 700R4, 4L60, 4L60E, and 4L65E models. Crafted from tough, wear-resistant imidized plastic and made in the USA, these check balls emphasize a close fit to the separator plate ball seats. This design aims to reduce seat wear and provide a dependable seating surface throughout transmission cycles, without implying guarantees.

Material and build

The chosen material delivers a balanced blend of hardness and resilience, intended to withstand repeated engagement with the valve body seats. The balls are manufactured to a precise .250 inch diameter, helping to maintain consistent seating behavior across each component in the set. The USA-made production supports quality control and sourced materials integrity.

  • Imidized plastic construction for abrasion resistance
  • Conforms to separator plate ball seats for a tighter seal
  • American-made manufacturing for reliability and traceability
  • 10 pieces per set with a stable .250 inch diameter
  • Geared toward GM transmissions including 700R4, 4L60, 4L60E, and 4L65E

Practical uses and real-world scenarios

In rebuilds or routine servicing, these check balls can help preserve the condition of separator plate seats and promote consistent seating during valve operation. The design focuses on predictable engagement, which may contribute to smoother shifts and more stable hydraulic behavior in daily driving or performance-oriented builds alike.

  • Ideal for replacement steps during a rebuild to restore seat integrity
  • Useful in standard maintenance where consistent seating matters
  • Potential benefit for builds prioritizing uniform ball seating across the valve body

Important notes

Claims about sealing advantages reflect relative performance versus steel balls due to seat conformity. This information is informational and not a performance guarantee. Follow vehicle-specific guidance during installation and use.

FAQ

Q: What are these check balls used for?

A: They seal within GM valve bodies, conforming to separator plate seats and offering wear resistance compared with steel balls.

Q: Which transmissions are compatible?

A: Compatible with GM 700R4, 4L60, 4L60E, and 4L65E transmissions, with a .250 inch diameter.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

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When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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