Rareelectrical Oem Grade Inner Tube 21X12.00-8 22X11.00-8 Compatible With Lawn Tractor Riding Mower Garden Tractor Atv John Deere Cub Cadet Husqvarna Toro Butyl Rubber Tr4 Replaces Carlisle 320440

TIRE SIZES: 21x12.00-8 / 21x12-8 — Lawn Tractor / Riding Mower / Garden Tractor Rear Tire 22x11.00-8 / 22x11-8 — Lawn Tractor / Riding Mower / Garden Tractor Rear Tire 21x11-8 — Also Compatible 22x12-8 — Also Compatible 20x11-8 — Also Compatible Rim Size: 8 Inches (All Applications) COMPATIBLE EQUIPMENT: John Deere Lawn Tractors and Garden Tractors Cub Cadet Lawn and Garden Tractors Husqvarna Riding Mowers and Garden Tractors Toro Riding Mowers and Zero-Turn Mowers Craftsman / MTD / Troy-Bilt / Yard Machines Ariens / Hustler / Kubota OEM PART NUMBERS: Carlisle: 320440 / Kenda: 11088430 BUTYL RUBBER INNER TUBE — TR4 STRAIGHT METAL VALVE — 8" RIM: Heavy-duty butyl rubber inner tube for 8-inch rim lawn and garden equipment tires. Fits 21x12.00-8 and 22x11.00-8 tire sizes commonly found on lawn tractors, riding mowers, garden tractors, zero-turn mowers, and golf carts. Also compatible with 21x11-8, 22x12-8, and 20x11-8 tires. Features a TR4 straight metal valve stem (1.33-inch length, 8mm diameter) with standard Schrader valve and centered round base. Includes two hex lock nuts for secure rim attachment. Butyl rubber construction provides superior air retention, puncture resistance, ozone resistance, and temperature stability compared to standard natural rubber tubes. ISO 9001 certified with JIS-approved specification. Each tube is individually pre-aired and inspected. Weight: ~2.07 lbs. ⚠️ IMPORTANT: Verify tire size on sidewall before ordering to ensure proper fitment.

• Products are all 100% NEW and Made with the Highest Quality Components Available with a Full One Year Warranty. Please verify your OEM part number from your original unit to help ensure fitment.
• Replaces: Oem Part Numbers: / Carlisle: 320440 / Kenda: 11088430 / Specifications: / Type: Inner Tube — Butyl Rubber / Tire Sizes: 21X12.00-8, 22X11.00-8, 21X11-8, 22X12-8, 20X11-8 / Rim Size: 8 Inches / Valve Stem: Tr4 Straight Metal / Valve Stem Length: 1.33 Inches (33.8Mm) / Valve Stem Diameter: 8Mm (0.315 Inches) / Valve Type: Schrader / Stem Base: Round — Centered / Lock Nuts: 2 Hex Nuts Included / Max Inflation: 60 Psi / Material: Butyl Rubber /
• Applications: Lawn & Garden Equipment: / Lawn Tractors With 21X12.00-8 Or 22X11.00-8 Rear Tires / Riding Lawn Mowers With 8-Inch Rear Rims / Garden Tractors With 8-Inch Rear Wheels / Zero-Turn Mowers With 21X12-8 Or 22X11-8 Tires / Golf Carts With 8-Inch Wheels / Utility Trailers And Garden Carts / Compatible Equipment Brands: / John Deere Lawn Tractors And Garden Tractors / Cub Cadet Lawn And Garden Tractors / Husqvarna Riding Mowers And Garden Tractors / Toro
• Applications: Tractors / Toro Riding Mowers And Zero-Turn Mowers / Craftsman / Mtd / Troy-Bilt / Yard Machines / Ariens / Hustler / Kubota / Honda / Yamaha / Polaris (Atv Applications) / / Tire Sizes: / 21X12.00-8 / 21X12-8 (Primary) / 22X11.00-8 / 22X11-8 (Primary) / 21X11-8 (Also Compatible) / 22X12-8 (Also Compatible) / 20X11-8 (Also Compatible)...
• Tube Source: Aftermarket