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AR-PRO 3.50/4.10-18 Dirt Bike Inner Tubes with TR4 Straight Valve, Universal Heavy Duty 100/90-18" 100/100-18" 110/80-18" 110/90-18" Off-Road Motorcycle Tube and More (2-Pack)
✅ In stock
⭐ Lowest price we've tracked
C
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 19, 2026 11:26 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
🙂 Fair Price- 🙂Verdict: Fair Price. Small discount vs history. Consider waiting for a better drop.
- 💰The price is modestly below what this product ordinarily sells for.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
6.97/28
Recent Value
1.88/22
Market Standing
12.39/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Calpalmy
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓3.50/4.10-18" Dirt Bike Inner Tubes - Universal fit inner tubes fit most dirt and pit bikes with 18-inch rims and tires are between 3.50 to 4.10 inches wide, ensuring compatibility and versatility for your dirt bike.
✓18" Dirt Bike Inner Tubes with TR4 Valve - These 18-inch dirt bike inner tubes match the exact size of 3.50/4.10-18" 100/90-18" 100/100-18" 110/80-18" 110/90-18" 120/80-18" 3.50-18" 4.00-18" dirt bike tires. Equipped with durable TR4 valve stems for reliable performance on tough terrains.
✓Heavy-Duty Butyl Rubber Construction: Made from premium butyl rubber, this off-road motorcycle inner tube offers superior durability, shock absorption, puncture-resistant, and airtight performance. It resists aging, and temperature changes for longer service life.
✓Enhanced Riding Comfort On and Off the Trail - This butyl rubber replacement dirt bike tire tube cushions bumps and rough terrain for a smoother, safer ride. Great for a smoother ride in any season.
✓Installation Tips for Best Results: Slightly inflate the inner tube before installing to prevent twists. Avoid using sharp tools, and ensure the tire bead is evenly seated. A proper fit ensures better sealing and riding performance.
⚙️ Specifications
Brand
AR-PRO
Material
Butyl Rubber
Wheel Size
18 inches
Item Diameter
18 inches
Item Width
3.5 Inches
Compatible Tire Width Minimum
89 Millimeters
Item Weight
1.09 kg
Manufacturer
AR-PRO
Size
3.50/4.10-18"
Compatible Tire Width Maximum
104 Millimeters
Model
2PK-3.50/4.10-18HD tube-TR4
