The Pirelli MT 21 Rallycross rear tire is a 140/80-18 tire with a 70R load and speed rating, designed for riders who need dependable dual-sport performance in demanding off-road conditions. As a top-selling dual-sport tire in the United States, the MT 21 Rallycross combines a durable construction with a tread pattern suited to extended trail and rally-style riding.
Fitment: This rear motorcycle tire is intended for compatible dual-sport and adventure motorcycles that specify a 140/80-18 rear tire. Verify the motorcycle manufacturer’s fitment requirements, rim specifications, load rating, and clearance before installation. The 70R rating identifies the tire’s applicable load and speed classification when properly mounted and used according to manufacturer guidelines.
Off-Road Focus: The Pirelli MT 21 Rallycross is designed primarily for off-road use, with an approximately 90% off-road and 10% on-road application balance. Its tread design supports traction across loose dirt, gravel, rocky trails, and other challenging terrain while maintaining practical road capability for connecting trails. The tire is suited to riders seeking confident handling and consistent performance over long distances in mixed-terrain environments.
Product Details: Brand: Pirelli. Model: MT 21 Rallycross. Position: Rear. Size: 140/80-18. Rating: 70R. Manufacturer and vendor part number: 4404500. Always follow professional mounting procedures, observe the motorcycle and tire manufacturer’s recommendations, and use the proper inflation pressure for the intended load and terrain.
Features:
- Size: 140/80-18 rear motorcycle tire
- Model: MT 21 Rallycross
- Brand: Pirelli
- Part Number: 4404500
- Application: Dual-sport tire designed for approximately 90% off-road and 10% on-road use
- Performance: Provides dependable off-road traction for extended-distance riding
- Fitment: Intended for compatible dual-sport and adventure motorcycles requiring a 140/80-18 rear tire
- Rating: 70R load and speed classification