3.9 FINAL DRIVE
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The Weir Performance range of final drives are the best final drive on the market for the AE86
We run Weir final drives in all the MCNSPORT cars with great success
Weir sell only high quality ring and pinion gear sets. All sets are CNC machined and lapped for quiet operation. Be aware of cheaper gear sets, they will not run as quiet or last as long as these gear sets will when properly installed.