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’06–’08
’02–’03
’97–’01
The end plug at the AFL (actuator feed limit) valve is often lost or damaged during valve body inspection or service. Sonnax offers direct replacement end plug 77754-39 for this location.
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Sonnax now offers a specially designed Torx® Plus bit 77000-HBK for removing 4L60-E bell housing bolts. The bit has a tighter fit with the drive head of the bolt. ...Read More
Sonnax vacuum test plate kit seal 77754-VTP-S is a replacement silicone seal for a worn or damaged original seal in vacuum test plate kit 77754-VTP.
Tool Kit for 77754-58K
Sonnax apply plate and seal service kit 77733-06SVC includes replacement components for Smart-Tech® input housing kits 77733-06KA, 77733-10KB, 77733-11KB, 77733-12...Read More
Metal-clad Viton® seal restores hydraulic integrity at a worn 2nd apply servo piston.
Sonnax offers accumulator spring 74926 for use in the 1-2 or 3-4 accumulator of GM 4L60 and 4L60-E series transmissions. The Sonnax spring has identical performanc...Read More
Sonnax rear stator support tube bushing 77002B allows technicians to service both Sonnax and OE stator support shafts. The wider bushing provides more support than OE.
Sonnax forward piston installation tool 77764-INSTL is used in place of GM Kent-Moore J-29883 for applications which have an input drum reinforcement sleeve instal...Read More
Wear or debris can prevent the third accumulator checkball and seat from correctly sealing the 3-4 apply circuit. Installing Sonnax 3rd accumulator checkball and ...Read More
This kit contains five sets of seals to refresh the sealing capabilities of Sonnax pinless accumulator kit 77998-03K. Each accumulator takes one D-ring and one seal.
Carbide tool kit for 77917-06 and 77917-07 will provide increased tool life over the standard, high-speed steel reamer tool kit.
Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due to a worn pump slide pivot pin. Decreased oil pressure meant to main...Read More
Common complaints with '93-later GM 4T60-E units are falling out of lockup hot, codes 39, 740 and 1870, adverse lockup in cold weather, torque converter shudder an...Read More