b'GM F/X AUTOX-PRO Track-Pro Spindles & Track-Lite Hub/Bearing Assemblies:oStrong & Lightweight T1 Steel UprightoGenuine SKF C7 Corvette Heavy Duty Hub/Bearing Assemblywith X-Tracker Technology Rated at 1280# & 1515#o5 KPI for Low Roll Setups / 5 x 4.75 Wheel Pattern oThe Narrowest Spindle & Hub Package on the MarketAsk Ron AboutoLower Scrub Radius & More Room for Big BrakesHub Upgrade oNew ARP 1/2"-20 Long Wheel Studs Included, but Not InstalledOptions oWilwood 13 & 14 & StopTech 14 Brakes Available for this Spindle AXT-STAR Spindle Steering Arms: oRear Steer Arms for 67-69 F-Bodies & 68-74 X-Bodies oFront Steer for All Other GM Models o6061-T6 Aluminum Steering ArmsoSlotted for Offset Slugs oComes with 0, .250 & .500 Offset Slugs for 4.25-5.25 Steering Arm Range in 1/4" Increments oChange Slugs from Short & Fast Steering Ratio for Autocross to Long & Stable for Road Course in Minutes oHigh Offset Increases Ackerman, Optimizing the Tire Slip Angle, IncreasingGrip on the Inside Front Tire & Adding Overall Front Grip 126'