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Item #:
225179525
Pinless Accumulator Piston Kit 77998-03K, Transmission Forward Energy Piston Set for 4L60E 4L65E 4L70E with Dual Seals, Replacement for Sonnax FWD
Item #:
225179525
BHD 9
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This pinless accumulator piston kit improves transmission shift quality by reducing harsh engagement and preventing clutch or band slippage.
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Product Details
Product Description
Pinless Accumulator Piston Kit 77998-03K, Transmission Forward Energy Piston Set for 4L60E 4L65E 4L70E with Dual Seals, Replacement for Sonnax FWD 1-2 and 3-4
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Customer Questions & Answers
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Question:
What is the compatibility of this kit?
Answer: It fits GM 4L60E, 4L65E, and 4L70E transmissions and is compatible with Sonnax FWD upgrades. -
Question:
Does this kit require special tools for installation?
Answer: No, it is designed for straightforward installation without requiring specialized tools. -
Question:
What material is the piston kit made from?
Answer: The piston kit is made from high-grade aluminum, offering durability and resistance to wear.
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“The order arrived fast and in perfect condition”
2 June 2026 · via Trustpilot
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“I loved it. That was my second order, and I am already thinking of placing a third order.”
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11 July 2026 · via Trustpilot
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“Excellent quality and very fast delivery, I really appreciate your service, when you work good I will appreciate that, I am very satisfied , thank you”
13 June 2026 · via Trustpilot
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“I like the package arrived safely”
17 June 2026 · via Trustpilot
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BHD 9
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Enhances transmission shift performance.
- Reduces harsh engagement and prevents clutch slippage.
- Leak-resistant pinless design for stable operation.
- Direct fit for GM 4L60E, 4L65E, and 4L70E transmissions.
- Constructed from premium aluminum for durability.
- Complete installation kit with 15 precision-engineered components included.
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