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Zip Kit Sonnax 6L45-6L80-6L90

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  • 6L45 6L80 6L90 Sonnax Zip kit, Shift kit, 2500 3500 1500 Tahoe Yukon Silverado Cadillac BMW Heavy duty, Performance, upgrades
  • 6L45 6L80 6L90 Sonnax Zip kit, Shift kit, 2500 3500 1500 Tahoe Yukon Silverado Cadillac BMW Heavy duty, Performance, upgrades
Sonnax
RRP: $316.93
$245.95 (You save $70.98)
SKU:
S-6L45-6L90-Zip
Availability:
Usually ships within 24 hour from Transmission Parts Now, fast free shipping to the US.

 Product Description

Sonnax Part # 6L45-6L90-Zip includes:

Pressure regulator valve (fix worn bore) , Boost valve kit (fix worn bore), Check balls ( common issues)

AFL valve kit

Clutch Select Valve Spring, Compensator Feed Regulator Valve Kit, 

TCC Regulator Valve- spring-shuttle valve & end plugs

Center Support seal kit

Vacuum test nut

Sonnax Zip Kit 6L45-6L90-ZIP targets the root cause of multiple complaints by sealing the critical circuit pressure losses in the GM 6L45, 6L50, 6L80, 6L90 valve body. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, clutch apply control, solenoid feed and lockup control circuits. The kit also seals multiple circuits known to suffer from end plug leakage or poor checkball sealing. No special tools are required for installing these parts.

The Zip Kit quick guide provides clear and easy instructions on one sheet to get the unit sealed up and back on the road fast. In addition to general rebuilding tips and technical information, the technical booklet included in this kit contains vacuum testing information and locations at other key areas of the valve body.

  • No reaming required 
  • Installs quickly with no special tools required
  • Uniquely designed parts address root causes of valve body complaints by sealing critical pressure circuits
  • Detailed technical booklet included with in-depth rebuild and inspection tips for comprehensive valve body repair

This Zip Kit is what the “top of the line transmission shop” use on their rebuilds. This kit requires no special tools (reams).

This kit is all top quality parts and the best instructions are included.

Keep in mind that some valve body have more areas that need to be addressed.

We have been in the transmission industry for over 20 plus years. I'm proud to say I'm a 2nd generation transmission re-builder and transmission tech. I do not sell any product that I would not use on my own rebuilds.

 Product Videos

Sonnax Zip Kits®
  • Sonnax Zip Kits®
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 Warranty Information

If you ever have any issues with any of our parts please contact us. We are here to help and stand behind all of the products we sell. Sales@transpartsnow.com
Return Policy
Parts that are sealed are not returnable once they are opened. This includes all parts that are in Sealed Plastic. Overhaul kits are not returnable if opened. No returns after 30 days. A 20% restocking and handling fee will be applied to all returnable items. Shipping cost is not refundable. All returns must have prior company approval and authorization, with conformation email from Transmission Parts Now.
LIMITED WARRANTY: All new, rebuilt and used parts listed on transpartsnow.com are warranted to be free of defects in material and workmanship for a period of 90 days from the date of purchase. Our liability under this warranty is limited to replacing or crediting the original purchase price of any part found to be defective. No claims for labor, shipping or consequential damage will be accepted. What is not covered under this warranty: removal or installation costs, damage due to accident, misuse or alteration, damage due to improper installation. All parts claimed defective must be returned prepaid freight for inspection with a written explanation of how or why the part is defective. All returns must have prior company approval and authorization.

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