The Sonnax Performance Pack is a must-have for any heavy-duty vehicle and the very best foundation for high-performance racing. All components work together to carefully tune line pressure, accumulator pressure and shift calibration. It’s the ultimate way to get an impressive transmission that responds to throttle and increased load with quick, firm shifts.
December 09, 2014
Topics: Rebuilding Tips Diagnostics And Theory Torque Converter Transmission GM 280mm LU (4L60-E) “VJCX” Torque Converter 300mm (4L60-E) Torque Converter 4L70-E Transmission 4L60-E Transmission 4L65-E Transmission 258mm LU (4L60-E, 5L40-E) Torque Converter 245mm LU (3T40, 3L30, 200C, 4T60-E, 4L60 & E:S-10 only) Torque Converter 298mm LU (250C, 350C, 200-4R, 4L60 & E) Torque ConverterRead Now
April 07, 2015
Topics: Rebuilding Tips Transmission Ford GM 4R75W Transmission 4R70W Transmission 350 Transmission AODE Transmission 4T65-E Transmission 4L70-E Transmission 200-4R Transmission 4L60 Transmission 4L60-E Transmission 4L65-E Transmission 4L80-E Transmission 4L85-E TransmissionRead Now
March 02, 2016
Topics: Diagnostics And Theory Rebuilding Tips Transmission GM 4L70-E Transmission 4L60 Transmission 4L60-E Transmission 4L65-E TransmissionRead Now
November 20, 2014
Topics: Torque Converter Journals Torque Converter Transmission GM 300mm (4L60-E) Torque ConverterRead Now
April 28, 2017
Topics: Rebuilding Tips Transmission GM 4L60-E Transmission 4L60 Transmission 4L70-E Transmission 4L65-E TransmissionRead Now
Contact a Sonnax Parts Distributor.
Performance enthusiasts look to Sonnax when building stronger, faster, more reliable transmissions. Performance Packs combine key Sonnax performance and heavy duty parts into powerhouse kits which take transmissions to the next level.Learn More about Sonnax Performance Packs