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Yamaha YZ250 1999 Parts & Accessories
First launched in 1974, the Yamaha YZ250 is one of the most iconic and longest-running two-stroke motocross motorcycles in history. Renowned for its race-winning legacy—including numerous AMA National Motocross and Supercross championships—the YZ250 has continually evolved over five decades through key milestones such as liquid cooling, the Yamaha Power Valve System (YPVS), and advanced aluminum frame technology. Today, it stands as a celebrated benchmark for two-stroke performance, durability, and rider-focused engineering.
- Production Run: 1974–present
- Engine Type: 249 cc liquid-cooled two-stroke single (air-cooled prior to 1982)
- Valving System: Reed-valve with YPVS (Yamaha Power Valve System)
- Transmission: 5-speed manual
- Primary Chassis: Monoshock rear suspension with front/rear hydraulic disc brakes (Aluminum frame introduced in 2005)
- Class: Motocross
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Friendly & efficient staff & had parts posted to me before weekend as they said i would...2 days to regional area. No trouble recommending them.
These guys here were great. Great service and great postage. I highly recommend to give these guys a call if you need any parts.
I have been going to Firestorm for over 6 years and would not go anywhere else Great friendly staff , always helpful , parts at a great price. Highly recommend using this shop.
Great store both online and in store, no motorcycles but all extras and loads of clothing accessories.