Check the listing for details. 4.11 Ratio Ring & Pinion for Quick Change Rear with Ring Gear bolts. Condition: New. Listed at 351.11 USD. Quick Change Ring and Pinion - 4.11 ratio with ring gear bolts 10 inch diameter ring gear to fit all standard quick changes.Threaded ring gear bolts with a RH thread on the pinion nut. Ring Gear bolt Kit.Loctitite 242 0.5mlteeth count 8/33Tested since the 2011 Race Season and raced successfully since.manufactured to PEM Racing specifications. Disclaimer. Warning! Auto racing is a hazardous sport. No warranty or guarantee is made or implied regarding any racing product sold by Performance Engineering and Manufacturing, LLC. User assumes all risks. We will ship using UPS Ground or Priority Mail with Insurance and will send a Tracking/Delivery Confirmation Number after shipped. WARNING: Cancer And Reproductive Harm- www.P65Warnings.ca.gov