Rear subframe for 2009-2024 YFZ450 R/X models: The OEM rear subframe is a weak cast aluminum part that is known to easily bend. Our subframe is designed as a direct replacement option providing solid reliability for years. They are crafted from 4130 chromoly steel for high strength and minimal weight. Eliminate a common weak link on your YFZ and ride with confidence. PRODUCT FEATURES: *Direct replacement frame, no modifications required *4130 chromoly steel construction for superior strength *All material is CNC laser cut & bent to assure tight tolerance and quality fitment *Professionally TIG welded *Completely sealed frame design, eliminating any mud and water intrusion. No cheap plastic plugs are used. *1 year full coverage warranty is standard *Proudly designed and manufactured in the USA *Built to order, please allow 1-2 week lead-time