Based off of the S15 Transmission, this trans features optimized gear ratios, improved gear geometry, and increased stregnth. NISMO considered both performance and driveability when modifiying this transmission giving you the best of both world. Features a 2.90 1st, 1.98 2nd, 1.53 3rd, 1.21 4th, 1.0 5th and .86 6th.
