Precision Jackshaft for Coleman & Baja Mini Bikes

Upgrade your Coleman CT200U/EX, BT200X, or Baja MB200 mini bike with this high-performance forged steel jackshaft from SFNTXRT. Engineered for extreme durability, this aircraft-grade hardened steel shaft withstands impact, corrosion, and wear, doubling the lifespan of your mini bike’s drivetrain under harsh off-road conditions.

Laser-calibrated to a precise 0.01mm tolerance, this jackshaft ensures perfect bearing (6203ZZ) and sprocket alignment, eliminating vibration and premature component wear. Its optimized gear teeth profile reduces chain noise by 40% while delivering smooth, efficient power transfer from engine to wheel. The precision-threaded shaft guarantees a flawless fit, enhancing performance and reliability no matter the terrain—whether mud, gravel, or jumps.