Ford Performance
Ford Performance- 2015+ Mustang Traction-LOK Limited Slip IRS Differential - 34 Spline 8.8 in.
8.8" differential
Fits 31 spline axles
Torsen T-2 type differential
Features full time torque-sensing, torque-biasing
M-4204-T28 fits solid axle and 1999 Cobra/Thunderbird/Mark VII with IRS (2000-04 Cobra has 31 spline)