Michelin Inner Tube — Heavy Duty — 21" — TR-4 — Center Metal Valve

• Splice is always placed opposite the valve, which helps to provide a more balanced tube
• Features an overlap splice which is stronger than the butt splice used in most others
• Michelin Airstop tubes are used by those who want the very best

Duty

Heavy Duty

Type

Motorcycle, Off-Road

Riding Style

Street, Adventure Touring / Dual-Sport, Off-Road

Inner Tube Valve Stem Type

TR-4 (Round Base), Center Metal Valve (Threaded/Nuts)

Material

Rubber

Rim Diameter

21"

Tube Fits Tire Size

2.75-21

Tube Thickness

2.5 mm

Units

Each

Mounting Position

Front/Rear

Shipping weight

2.13 lb

Package size

6.3 × 4.7 × 4.5 in

Country of origin

Italy

Salto part #

21CH

Michelin part #

40953

UPC

086699409539

In stock at a distributor warehouse. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Is it in stock?

Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.

How fast will it get to me?

Usually 2–4 business days by ground.

Will it fit my machine?

The distributor doesn’t publish a vehicle fitment list for this part. Call the counter at 801-361-3010 with your year, make and model and we’ll check it with you before you order.

Is this genuine Michelin?

Yes. It ships new from the same distributors the big online stores buy from — Michelin part #40953.