Intermediate terrain rear tire. Bridgestone's broadest range of motocross tires. Features rubber compounds, tread design patterns and fine-tuned casing constructions that are race proven. Derived from top factory SX/MX and off-road racing technologies. The tires are more durable and cover a wider range of soils. Rear tires offer added traction and slide control for better acceleration out of corners. Tube type tire. Pairs with Bridgestone M403.