![New 210mm 4.75 Ratio Ring and Pinion with 14mm bolt holes for BMW](http://diffsonline.com/cdn/shop/products/dangillanDiffsonlineHR-51377645064521d32083b49f.jpg?v=1672213876&width=600)
New ring and pinion set for Motorsport applications.
When installed in E24M6, E28M5, M535, E34M5, or non M V8 cars which came with 12mm ring gear bolt holes in the carrier, the carrier will need to be drilled out to accommodate the larger bolts. You will also need a 14mm ring gear bolt kit.