SCS Professional Series Quick Change Gear Set - 6 Spline - Set 612 - 4.11 Ratio 2.70 / 6.26 - 4.33 Ratio 2.84 / 6.60 Frontal Head Restraint Restraint NOTE: Stock windage tray bolts

NOTE: Stock windage tray bolts or Milodon adjustable tray studs #81150 & #81151 are required for installation

detailing the dynamic rate in graphic and numerical form

GM A-Body / B-Body / G-Body 1965-87

4-Conductor

SCS Professional Series Quick Change Gear Set - 6 Spline - Set 612 - 4.11 Ratio 2.70 / 6.26 - 4.33 Ratio 2.84 / 6.60 Frontal Head Restraint Restraint NOTE: Stock windage tray boltsManufactured from 9310 aircraft alloy for maximum strength, 6 spline quick change gears are crown hobbed, broached for 6 spline shaft fit, and black oxide finished for corrosion protection. Gears undergo a five step heat treating process to deliver maximum durability. Since 1979, SCS Gearbox, Inc. has been listening to it's customers! When SCS Gearbox first started manufacturing, it was to meet the needs of tractor pullers to provide specialized