I bought a cheap Chinese made quad for my kids and regret it badly. It started falling apart after 2 rides and continues to give me problems every trip out. Find a good used Japanese or American made quad. It will outlast a Chinese made quad many times over. IMO
2004 450R - 13:1 JE piston, HRC Cam, Yoshi full exhaust, ESR Intake, Hinson Clutch Basket, GT Thunder dual rate front revalves, Burgard +2+1 arms, GT Thunder rear linkage & rebuilt shock, G-Force +4 axle, W.E.R. Stabilizer, Tokyo Mods CDI, RAZR MX tires, Tusk nerfs, MSR bars, Tusk tether.
2003 406EX - 10:1 Wiseco, HotCam Stg 3, Port & Polish, 450R 42mm carb, Stock shorty straight through exhaust, Powerbomb, K&N, FST cooler, Arens nerfs, Zaps CDI, 14T sprocket, VW Stabilizer, Magura Hydraulic clutch, Holeshot XC's(wifes)
1990 Yamaha Blaster(sons)
1986 Honda 200SX(daughers)
2004 Tomahawk 110(sons)