SUPER SERVO, 700R4 / 4L60E 1-2 (SUPERIOR), A74905H, #K012
700R4 high performance intermediate billet servo. This Superior / Fairbanks servo has 35% more holding power (fluid apply area) than the Corvette servo found on other brands. It’ll give a firmer 1-2 and 2-3 shift. Can be installed without removing the transmission or valve body.