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K440-T4 - GM TH440-T4 440-T4 440T4 4T60 Transmission Shift Kit 1985-1990
GM TH440-T4 440-T4 440T4 4T60 Shift Kit 1985-90
Earn Up to 25 Transparts Reward Points.
GM TH440-T4 (4T60) Transmission Superior Shift Correction Kit This Shift Correction Kit from Superior will improve all TH440-T4 (4T60) Transmissions from 1985-1990. This Shift Correction Kit eliminates the following problems: Convertor clutch shudder, burned third clutch, soft 1-2, burned second clutch, inadequate line pressure rise, and modulator valve buzz. This Shift Correction Kit will come with installation directions in English and Spanish and illustrations.
| Manufacturer | Superior Transmission Parts |
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