4L60E Chevy Transmission Alto Less Steel Level 2 Rebuild Kit W/ Corvette Filter 1997-03. This transmission rebuild kit includes Alto Friction Clutches, Sealing Rings, Metal Clad Seals, Gaskets, Orings, Rubber Piston Seals and Bonded Rubber pistons for 3-4; Forward; and Overrun + Corvette Filter, Band, Pump Bushing, and Extension Housing Bushing. Note: This kit includes the Corvette filter, if you have the Shallow or Deep pan please see our other listings This Transmission Kit is one we sell everyday to Transmission Shops, it fits 1997-03 GM 4 Spd 4L60E transmission W/ 16 Pan Bolts; if you have 17 pan bolts on your transmission pan this means you have a 4L80E transmission please see our other listings