Upgrade transfer gear set from Italian Brena Corse. 
 
Up to 50% stronger by design and material specification
"Superfinish" (micropolish) treatment to all our gearsets, we dont recomend to use the non treated option from Brena and dont sell it!
 
This product is a pair of upgrade gears for Evo 4-6 CP9A 
 
Installation service avaible from us!