Sold individually — price is for one (1) tire. The Pirelli MT 21™ Rallycross is a rear MX tire in size 110/80-18, 58P load/speed index.

Key Features

• Provides excellent off-road performance, even over long distances
• Top-selling dual-sport tire in the U.S.A
• Designed mainly for off-road use
• Dual-sport 90% Off 10% On

Specifications

• Brand: Pirelli
• Model: MT 21™ Rallycross
• Part Number: 3988800
• SKU: 0317-0650
• Position: Rear
• Size: 110/80-18
• Load/Speed Index: 58P
• Construction: Bias (Tube Type)
• Sidewall: Blackwall
• Rim Diameter: 18"
• Width: 110
• Market Segment: Dual Sport
• Weight: 10.6 lb
• Quantity: Each

Fitment by Brand

Aprilia

• 2018 RX 50; Factory — Rear only (Factory pressure: 1.60 bar (23 psi); rim width: 2.5)

Beta

• 2015 RE 125 4T — Rear only (rim width: 2.5)
• 2015 RR 125 4T Enduro — Rear only (rim width: 2.5)
• 2006 RR Enduro 50 — Rear only (rim width: 2.5)
• 2006 RR Enduro 50 Racing — Rear only (rim width: 2.5)

Malaguti

• 2006 XTM 50 — Rear only (rim width: 2.5)

Peugeot

• 2005 XP 6 Enduro — Rear only (Factory pressure: 1.70 bar (25 psi); rim width: 2.5)
• 2005 XPS Enduro — Rear only (Factory pressure: 2.10 bar (30 psi); rim width: 2.5)

Rieju

• 2015 MRT Europa III Cross 50 — Rear only (rim width: 2.5)
• 2015 MRT Freejump / Cross — Rear only (rim width: 2.5)
• 2015 MRT Freejump / PRO Cross 50 — Rear only (rim width: 2.5)
• 2015 MRT Racing 50 — Rear only (rim width: 2.5)
• 2007 MRX Pro — Rear only (rim width: 2.5)
• 2007 RRX — Rear only (rim width: 2.5)

SWM

• 2016 RS 125 R — Rear only (Factory pressure: 1.80 bar (26 psi); rim width: 2.5)

Suzuki

• 1990 TS 125 RK,RL,RN,RR — Rear only (Factory pressure: 1.80 bar (26 psi); rim width: 2.5)
• 1984 TS 125XUE,XE,XUF,XUG,XUJ — Rear only (Factory pressure: 1.80 bar (26 psi); rim width: 2.5)
• 1976 TS 185 B,C,ERN,ERX — Rear only (Factory pressure: 1.80 bar (26 psi); rim width: 2.5)

Tomos

• 2008 SE 125 F — Rear only (rim width: 2.5)

Yamaha

• 2009 WR125R — Rear only (Factory pressure: 2.25 bar (33 psi); rim width: 2.5)
• 2004 DT 125 RE — Rear only (Factory pressure: 1.75 bar (25 psi); rim width: 2.5)
• 1992 DT 80 LC II — Rear only (Factory pressure: 2.30 bar (33 psi); rim width: 2.5)
• 1989 DT 50 R (Enduro) — Rear only (Factory pressure: 2.30 bar (33 psi); rim width: 2.5)
• 1981 DT 175 MX — Rear only (Factory pressure: 2.00 bar (29 psi); rim width: 2.5)
• 1978 DT 125 LC — Rear only (Factory pressure: 2.00 bar (29 psi); rim width: 2.5)

Factory fitment per the tire manufacturer's chart. Please confirm for your specific model and year.