i updated my 99 gearbox to post 2003, all it means is adding 2 extra rings/plates referred to as anti jugger if memory serves me correct. have had no probs since 5 yrs back or so. check the microfish to see the diff.
K1 http://fiche.ronayers.com/Index.cfm/Modu...DEL_X_Y_K1
K3+ http://fiche.ronayers.com/Index.cfm/Modu...ODEL_K2_K3
rings 14 & 15.
K1 http://fiche.ronayers.com/Index.cfm/Modu...DEL_X_Y_K1
K3+ http://fiche.ronayers.com/Index.cfm/Modu...ODEL_K2_K3
rings 14 & 15.
Copper/Silver - The original, the rest are just copies.