FLKQC 18x8.50-8 inner tube with TR-13 valve for reliable inflation on 8-inch rims.
FLKQC 18x9.50-8 inner tube with TR-13 valve for versatile yard tires.
FLKQC two-pack inner tubes for quick replacements on outdoor equipment.
Close-up of TR-13 straight valve stem on FLKQC tube.
FLKQC compatibility with 8-inch rim tires like 18x8.50-8.
Installation-ready inner tubes shown next to a tire bead.

FLKQC

FLKQC 2 Pack 18x8.50-8 / 18x9.50-8 Inner Tubes with TR-13 Valve – Replacement Tubes for Lawn Mowers, ATVs & More

High-performance patio lawn and garden made for confident daily results

$26.28

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Why customers choose PatioZora Garden

Premium inner tubes built for durability

FLKQC presents a 2‑pack of inner tubes designed to handle the rigors of outdoor equipment. Constructed from a heavy, premium butyl rubber formulation, these tubes deliver robust wear resistance and reliable puncture protection. The result is dependable performance for lawn tractors, ATVs, go‑karts, and other machinery you count on week after week, even when conditions get tougher than expected.

Universal fit and versatile compatibility

Engineered to fit 8‑inch rims, the tubes accommodate a range of tires from 18x8.50‑8 to 18x9.50‑8, with a broad universal design that covers several common 8‑inch sizes used in yard machines and garden equipment. This makes them a practical replacement option when you need to restore smooth operation without downtime.

  • Fits 8‑inch rims and common 18x8.50‑8 / 18x9.50‑8 tires
  • Also compatible with related 8‑inch sizes such as 18x6.50‑8, 18x7.50‑8, and 18x7‑8
  • TR‑13 straight valve stem for stable inflation with standard pumps
  • Two tubes per pack for quick replacements or spare inventory

Easy installation and reliable performance

Incorporating a straightforward inflation path and a tight seal, these inner tubes support steady tire pressure and consistent seating. Proper mounting helps maintain airtight performance, extend tire life, and keep outdoor work moving forward with less friction.

  • Inflate slightly before seating the bead to prevent twisting
  • Avoid using sharp tools during replacement to protect the tube
  • Ensure the tire bead seats evenly on both sides of the rim
  • Check seals after installation for optimal performance

What’s included and practical use cases

Each order includes two FLKQC inner tubes with TR‑13 stems, ready to swap into lawn tractors, ATVs, UTVs, garden trailers, golf carts, snow blowers, and other equipment that uses 8‑inch rims. This pairing supports quick replacements and helps you stay prepared for routine maintenance or unexpected flats on outdoor jobs.

FAQ

Q: What sizes do these FLKQC inner tubes fit?

A: They fit 8-inch rims and tires including 18x8.50-8 and 18x9.50-8, with broad compatibility for common 8-inch sizes.

Q: Any special installation tips?

A: Pre-inflate slightly, avoid sharp tools, and ensure the bead seats evenly for a secure seal.

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