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Item #:
52174308
Sonnax Zip Kit Valve Body Rebuild GM 6L45 / 6L50 / 6L80 / 6L90 (6L45-6L90-ZIP)
90% of respondents would recommend this to a friend
Item #:
52174308
€ 290
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Friday, July 31
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The Sonnax Zip Kit targets the root cause of multiple complaints by sealing critical pressure losses in the valve body.
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What Stands Out
Comprehensive Rebuild Kit
Includes all necessary components for a complete valve body rebuild, ensuring optimal performance and extended transmission life, specifically designed for GM 6L45, 6L50, 6L80, and 6L90 transmissions.
Precision Engineering
Manufactured with high-quality materials and advanced engineering techniques, providing durability and reliability that outperforms competitors, reducing the risk of transmission failure.
Improved Shift Quality
Enhances shifting performance and responsiveness, addressing common transmission issues effectively, ensuring a smoother driving experience, which is crucial for GM vehicle owners seeking reliability.
Product Details
- Sonnax Zip Kit for GM 6L45, 6L50, 6L80, 6L90 valve body rebuild
- Seals critical pressure circuits to prevent pressure losses
- No reaming or special tools required for installation
- Includes technical booklet with rebuilding tips and inspection instructions
- Contents: Pressure Regulator Valve Kit, Boost Valve Kit, Clutch Select Valve Spring Kit, Compensater Feed Regulator Valve Kit, TCC Regulator Valve, Spring, Shuttle Valve & End Plug, O-Ringed End Plug Kit, Actuator Feed Limit Valve, Sleeve & Spring, Center Support Seal Kit, Vacuum Test Nut, Checkballs (8)
| Brand | Sonnax |
| Other Part Number | S104741ZK |
| Type | Shift Kit |
| Interchange Part Number | S104741ZK |
| Manufacturer Part Number | 6L45-6L90-ZIP |
| Material | Aluminum, Steel |
| Universal Fitment | Yes |
| Vintage Part | No |
| Performance Part | Yes |
| Country of Origin | United States |
| Item Weight | 2 lbs (910 grams) |
Who Should Buy?
-
DIY Mechanics
Ideal for hobbyists who want to rebuild their GM automatic transmission for better performance.
-
Transmissions Shops
Perfect for professional shops looking to enhance the reliability of GM 6L series transmissions.
-
Performance Enthusiasts
Recommended for users wanting to upgrade transmission capabilities and improve shifting precision in their vehicles.
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Casual Drivers
Not suitable for everyday drivers who do not experience transmission issues and require standard shifting performance.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What does the Sonnax Zip Kit do?
Answer: The Sonnax Zip Kit seals critical pressure losses in the valve body to address multiple complaints. -
Question:
Are special tools required for installation?
Answer: No, the Sonnax Zip Kit can be installed without any special tools. -
Question:
What does the technical booklet included in the kit provide?
Answer: The technical booklet provides detailed rebuild and inspection tips for comprehensive valve body repair, along with vacuum testing information.
sonnax Editorial Review
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Customer Reviews & Ratings
14 customers ratings
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5 Star
92%
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4 Star
7%
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3 Star
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Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
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Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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€ 290
Order now and get it around Friday, July 31
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
- Prevents loss of pressures in main line, clutch apply control, solenoid feed, and lockup control circuits
- Seals circuits prone to end plug leakage or poor checkball sealing
- No special tools required for installation
- Includes clear and easy instructions for quick installation
- Technical booklet provides comprehensive rebuild and inspection tips
- Contents include various valve kits, end plug kit, center support seal kit, and more
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