fits Ford 4R70E 4R75W 2007-up 1-2 Accumulator Piston Springs HD Sonnax 76948-10K
4R70E, 4R70W, 4R75E, 4R75W Transmission. Heavy Duty 1-2 Accumulator Spring Kit. Stronger-than-OE springs enhance transmission durability and reliability. Only use the two springs included in this kit.