36948-12 tool is use with 36948-09K & 36948-13K. More Information
E40D transmission valves. No special transmission tools required. More Information
E4OD 4R100 Transmission Valves,Sonnax 36948-13K More Information
Helps cure poor line pressure rise, delayed reverse, soft shifts, loss of 2nd/3rd & 4th gears. Helps prevent forward clutch failure & excessive endplay.More Information
4R100HD Sure Cure Kit More Information
This replacement assembly restores proper clearance for hydraulic sealing with a tightly toleranced and wear resistant valve and sleeve. More Information
36947-09K replacement assembly restores proper clearance for hydraulic sealing with a tightly toleranced and wear resistant valve and sleeve. More Information
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.331" diameter use with 6 cyl. and small V8 engines. More Information
Sonnax 96948-01K E40D 4R100 transmission valve diameter .427" diameter for heavy duty and hi-performance applications.More Information
E40D 4R100 transmission valve .500" diameter for EXTREME heavy duty and hi-performance applications.More Information
Corrects poor line rise, delay in reverse and soft shift caused by low line pressure. No machining required. This is a direct replacement part. More Information
E40D 4R100 transmission boost valve, Sonnax 36424-03K Corrects poor line rise, delay in reverse and soft shift caused by low line pressure. More Information
Prevents codes 62, 628 and 1740. Engine stalls in reverse and torque converter overheatsMore Information
Prevents lock up shudder and torque converter clutch cycling. NOTE Non-PWM transmissions do not have a TCC control sleeve assembly. More Information
The replacement ball seat and ball seat stop are made from aluminum and will not melt at elevated fluid temperatures. (Includes front lube-drain back valve, cup plug). More Information
.372" diameter for large V8 engines. More Information
Reamer tool #36948-TL is also required. More Information
The Sonnax elevated pressure main pressure regulator springs are designed to provide an effective baseline pressure. The slight increase in spring pressure compensates for wear elsewhere in the transmission. More Information
More InformationDISCONTINUED PRODUCT - ONLY 1 LEFT IN STOCK
4R100 PERFORMANCE PACK
