Transmaxx
0 ratings
Transmaxx Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve with
genuine image
Transmaxx Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve with
Sonnax TCC apply valve kit 77805-K will eliminate the bore cross-leakage.
Transmaxx Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve with
Item #: 77503810

Transmaxx Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve with

Item #: 77503810

USD 34

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Saturday, August 22
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Sonnax TCC apply valve kit 77805-K will eliminate the bore cross-leakage.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Enhanced Performance
The Transmaxx Sonnax Valve Kit improves torque converter clutch engagement, leading to smoother transitions and better overall vehicle performance, which enhances driving experience.
Durable Construction
Crafted from high-quality materials, this steel valve is designed for longevity and resistance against wear, ensuring reliable functionality over an extended lifespan.
Easy Installation
This valve kit is engineered for straightforward installation, minimizing downtime and allowing DIY enthusiasts and professionals alike to enhance vehicle performance with ease.

Product Details

Browse and buy Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve at Ubuy. Find the best deals on Zimbabwe and shop now.
  • Sonnax valve kit designed for vehicles with GM 200-4R, 4L60, and 4L60-E transmissions
  • Addresses converter overheat lockup issues caused by valve bore wear
  • Prevents no lockup or early lockup after 2nd Gear when fluid warms up
  • Eliminates cross-leaking of converter signal oil and converter feed oil
  • Made with hardened steel valve to match OE material
  • Easy and quick installation with drop-in Zip Valve parts

Who Should Buy?

Suitable For
  • Performance Enthusiasts

    Ideal for users aiming to enhance the performance of their torque converter and improve vehicle responsiveness.

  • Transmission Rebuilders

    Perfect for professionals who rebuild or modify transmissions, providing reliable parts for enhanced performance.

  • Heavy Towing Users

    Beneficial for those who tow heavy loads, as it improves the torque converter’s functionality under stress.

Not Suitable For
  • Casual Drivers

    Not suitable for everyday commuters seeking a standard performance, as it focuses on performance upgrades.

Product Description

Transmaxx Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve with

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the purpose of the Transmaxx Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve?

    Answer: The Transmaxx Sonnax Valve Kit is designed to enhance the performance of the torque converter clutch in automatic transmissions. It replaces the factory valve with a more precise steel variant, which helps to improve shifts and reduce slipping. The upgraded design ensures better engagement of the clutch, leading to improved fuel efficiency and smoother operation. If you're dealing with issues like dimming or inadequate power transfer when accelerating, this valve kit can be a vital upgrade for your vehicle.
  • Question: Which vehicles are compatible with the Transmaxx Sonnax Valve Kit?

    Answer: This valve kit is compatible with a range of vehicles that feature specific automatic transmission systems. It’s often used in cars that have transmission-related issues where the torque converter clutch performance is a problem. Prior to purchase, it's advisable to check your vehicle’s specifications or consult the manufacturer’s guidelines to ensure compatibility and optimal performance.
  • Question: How do I install the Transmaxx Sonnax Valve Kit in my vehicle?

    Answer: To install the Transmaxx Sonnax Valve Kit, you'll typically need to disassemble part of your vehicle's transmission. It's recommended that only skilled technicians or DIYers with experience in automotive repairs undertake this installation. Ensure proper tools are available, and follow the manufacturer’s instructions carefully. After installation, monitor your vehicle for any performance improvements as well as any potential issues that may arise thereafter.
  • Question: What are the benefits of using a steel valve compared to a factory valve?

    Answer: Using a steel valve like the one in the Transmaxx Sonnax Kit offers several advantages over factory valves, which are often made of softer materials. Steel valves generally provide greater durability, resist wear over time, and maintain optimal performance under higher pressure scenarios. Additionally, these valves provide a tighter fit, leading to improved responsiveness and feedback in driving performance, making them ideal for high-performance or frequent-use vehicles.
  • Question: Will upgrading to the Transmaxx Sonnax Valve Kit affect the overall transmission performance?

    Answer: Yes, upgrading to the Transmaxx Sonnax Valve Kit can positively impact your overall transmission performance. The steel valve enhances the engagement and disengagement of the torque converter clutch, which directly translates to better acceleration, reduced engine load, and improved fuel efficiency. For those experiencing sluggish responsiveness, this upgrade could be a transformative enhancement to your vehicle's driveability.
  • Question: Is the Transmaxx Sonnax Valve Kit suitable for high-performance vehicles?

    Answer: Absolutely, the Transmaxx Sonnax Valve Kit is well-suited for high-performance vehicles. The robust steel construction offers superior durability, which is crucial in high-stress driving conditions. Many automotive enthusiasts and performance vehicle owners opt for this upgrade to ensure their torque converter operates reliably under increased power loads. This kit can help maintain optimal performance during both street and track use.
  • Question: How does the Transmaxx Sonnax Valve Kit help with fuel efficiency?

    Answer: The Transmaxx Sonnax Valve Kit contributes to improved fuel efficiency by ensuring the torque converter clutch engages more smoothly and effectively. When the clutch engages properly, it minimizes slippage and allows the engine to operate at peak efficiency. For drivers who frequently stop-and-go or handle hilly terrains, this can lead to noticeable savings in fuel usage as well as enhancing driving comfort by maintaining steadier speeds.
  • Question: What makes the Transmaxx Sonnax Valve Kit a recommended upgrade?

    Answer: The Transmaxx Sonnax Valve Kit is highly recommended due to its proven performance benefits, especially for vehicles suffering from sluggish transmission response. This valve kit addresses common issues related to wear and tear of factory components and is engineered to enhance shifting mechanics. If drivers prioritize performance and longevity in their vehicle's operation, upgrading to this kit is often regarded as a crucial step in maintaining transmission health.
  • Question: Can I use the Transmaxx Sonnax Valve Kit in a DIY transmission rebuild?

    Answer: Yes, the Transmaxx Sonnax Valve Kit is a great choice for DIY transmission rebuilds. It can be an effective upgrade during the rebuild process as it improves overall torque converter function and extends the longevity of the transmission. However, proper knowledge and skills are essential for installation, as it involves intricate work with transmission components. For those familiar with transmission systems, this kit will complement your rebuild efforts significantly.
  • Question: Where can I buy the Transmaxx Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve?

    Answer: You can purchase the Transmaxx Sonnax Valve Kit Torque Converter Clutch TCC Apply Steel Valve at Ubuy. They feature a wide inventory of automotive parts and provide an easy shopping experience for customers in Zimbabwe. With their sorted categories, you can conveniently find this kit and enhance your vehicle’s performance.

Transmaxx Hard Parts Editorial Review

No editorial reviews found

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • High-quality steel construction
  • Enhances torque converter performance
  • Easy to install
  • Durable and reliable
  • Improves overall vehicle efficiency

Cons

  • May require basic tools for installation.

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9250 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

USD 34

Order now and get it around Saturday, August 22

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Eliminates converter overheat lockup complaints
  • Prevents no lockup or lockup immediately after 2nd gear
  • Improves solenoid control over valve's position
  • Prevents converter feed oil leakage
  • PTFE seal prevents cross-leaking
  • Easy and quick installation

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.