Heavy Duty Dirt Tubes | By IRC | For E-Moto and Off-Road Applications

More sizes coming Soon

IRC Heavy Duty inner tubes are built for riders who demand reliability and flat protection. The 3 mm wall resists punctures under hard use, and the natural plus butyl rubber blend balances durability with air retention. Ideal for high-torque e-moto and dirt riding in rocky, rooty, or high-speed terrain.

Key Features

• Meets or exceeds OEM quality standards
• 3 mm heavy duty construction for increased puncture resistance
• Natural and butyl rubber blend for durability and airtight performance
• Consistent Japanese manufacturing quality

Fitment

• E-moto platforms with tube-type wheels
• Surron Light Bee and Ultra Bee (tube-type setups)
• Talaria Sting and Sting R (tube-type setups)
• E-Ride Pro models with tube-type tires
• Most off-road and enduro bikes using standard tube-type rims and tires

Size Chart

IRC No.	Tube Size(s)	Valve
T20076	80/100-21, 90/100-21, 90/90-21, 2.75/3.00-21	TR4
T20056	100/100-18, 120/80-18, 3.50/4.10-18	TR4
T20067	100/90-19, 110/80-19	TR4
T20057	110/100-18, 130/80-18, 140/80-18, 4.00/4.50-18, 4.60/5.10-18	TR4
T20068	110/90-19, 120/80-19, 120/90-19	TR4
T20074	90/100-20	TR4
T20041	110/100-17, 4.00/4.50-17, 4.60/5.10-17	TR4
T20042	70/100-17	TR4
T20015	90/100-14, 3.00/3.50/4.10-14	TR4
T20069	70/100-19	TR4
T20028	90/100-16	TR4
T20088	2.50/2.75-10	TR4
T20100	60/100-10	TR4
T20101	60/100-12	TR4
T20102	2.25/2.50-14, 60/100-14	TR4
T20103	80/100-10	TR4
T20104	2.75/3.00-12, 80/100-12	TR4

Select the tube that matches your tire size and wheel diameter. For aggressive riding or rocky terrain, the heavy duty construction provides added insurance against pinch flats and punctures.