This is a Brand New KUMAR BROS USA Glow Plug This Glow Plug Is suitable for Yanmar Our Part# KBEL110GP Directly replaces Yanmar Part # 129155-77801 Yanmar F Series Tractor: F14, F14D, FX14, FX14D, F15, F15D, FX15, FX15D, F16, F16D, FX16, FX16D, F17, F17D, FX17, FX17D, F18, F18D, FX18, FX18D, F20, FX20, F22, FX22, F24, F24D, FX24, FX24D, F26, F26D, FX26, FX26D, F28, F28D, FX28, FX28D, F32, F32D, FX32, FX32D, F42, F42D, FX42, FX42D Yanmar K Series Tractor: KE2D, KE3A, KE3D, KE4A, KE4D