If you’re shopping for 12 inch dirt bike tires and inner tubes, this guide highlights practical options for 90cc to 125cc mini bikes and pit bikes. It helps buyers choose tires that maximize traction, durability, and ease of installation. The picks below cover common models like Honda CRF70, XR70, KLX110, PW80, TTR90, and related pit bikes. Each product includes who it’s best for, what to expect, and a clear suitability note to avoid common mismatches. A quick reference table summarizes key characteristics of the top models.
| Product | Main Fitment | Best For |
|---|---|---|
| Lucky Seven 80/100-12 | 90cc-125cc dirt bikes | Riders needing rugged performance with wide compatibility |
| HIAORS 80/100-12 | Taotao, Coolster, SSR, Tuttio pit bikes | Budget-friendly, durable off-road use |
| LotFancy 12.5×2.75 | Razor MX350/MX400 and similar scooters | Mini bikes and pocket bikes needing extra width |
| AR-PRO 3.00-12 Set | Honda CRF70F/XR70, Yamaha TTR 90, KLX 110 | Universal replacement with reliable inner tube |
| HOLATO 80/100-12 | CRF70, XR70, KLX110, TTR90 family | All-around use with included valve components |
Lucky Seven 80/100-12 Dirt Bike Tire and Inner Tube

The 80/100-12 dirt bike tire and inner tube from Lucky Seven is designed for 12-inch rims on pit bikes and small dirt bikes. It features an aggressive knobby tread aimed at dirt, mud, sand, and rough off-road terrain. The rubber is described as cut-resistant and durable, intended to resist punctures and extend service life. Best for riders who need a sturdy replacement that works across many 90cc to 125cc models, including CRF70, XR70, KLX110, and PW-series bikes. A practical note: ensure your wheel diameter and rim width match 12 inches and the tire’s profile for accurate seating.
Who it’s best for: riders seeking a robust, widely compatible rear tire with a focus on off-road grip. Why selected: broad model compatibility and a heavy-duty build suit frequent off-road use. Limitation: inner tube compatibility varies by model; verify the valve stem type and rim hole size before mounting.
HIAORS 80/100-12 Dirt Bike Rear Tire and Inner Tube

HIAORS offers a 3.00-12 / 80/100-12 rear tire with an inner tube designed for 90cc, 110cc, and 125cc pit bikes and small dirt bikes. The set emphasizes good air retention, enhanced shock absorption, and puncture resistance. The tread is arranged to improve traction on damp and varied surfaces, including mud and gravel. Best for riders who want a reliable, value-focused option with strong tire-to-tube cohesion. Choose this if you ride in mixed conditions and need dependable performance without premium pricing. Limitation: the listing covers many models; confirm model compatibility for your specific make and year before purchase.
LotFancy 12.5×2.75 Tire & Inner Tube Set

The LotFancy set is sized at 12.5×2.75, marketed for Razor MX350/MX400, X-Treme X-560, and other scooters or pocket bikes with similar dimensions. The package includes a tire and inner tube made from isobutylene isoprene rubber, noted for better air retention and aging resistance than natural rubber. Best for riders with 12.5×2.75 tires looking for a snug fit on compatible mini bikes and certain scooters. Better for: those prioritizing air tightness and long-term durability. Caution: confirm exact rim and tire width compatibility with your model before ordering, since this size spans several configurations.
(1 Set) 3.00-12 Dirt Bike Tire and Inner Tube Set

AR-PRO’s universal replacement set covers 3.00-12 and related sizes such as 3.25-12 and 3.50-12, common on 90cc to 125cc dirt bikes and pit bikes. It includes a tire and a vulcanized TR87 valve stem inner tube, designed for easier inflation with angled stems. Best for riders who want a versatile, widely compatible replacement kit that can fit multiple models including Honda CRF70F/XR70, Yamaha TTR 90, PW80, Baja DR70, and KLX variants. Choose this for a flexible option across several bikes. Limitation: the listing notes multiple compatible sizes; verify your exact tire width and rim diameter before purchase.
HOLATO Rear 80/100-12 Tire And Inner Tube

HOLATO presents a rear 80/100-12 tire with a TR4 straight valve stem and a complete package including tire, inner tube, valve caps, spare valve cores, and a 4-way valve tool. The fitment list covers a wide range of 70cc to 125cc bikes, including CRF70/CRF110, XR70, KLX110, TTR90/110, and many Coolster and TaoTao models. Best for shoppers who want an all-in-one kit with extra accessories for easy maintenance. Better for: riders who frequently service their tires. Limitation: the broad compatibility may require double-checking model-year fitment for precise matching.
Buying Guide
- What tire size do I need? Most 12-inch dirt bikes use 80/100-12 or 3.00-12. Verify your rim width and the tire’s recommended range to avoid improper seating.
- Tube vs. tubeless? Most mini bikes use tubes. If your bike originally used a tube, stay with a tube set to ensure proper sealing and fitment.
- Traction needs: deeper tread improves dirt and mud grip. More aggressive knobby patterns can wear quicker on hard-packed surfaces.
- Durability considerations: look for puncture-resistant compounds and reinforced sidewalls if you ride rocky or harsh terrain.
- Valve stems: angled TR87 or straight stems affect mounting and inflation ease. Check compatibility with your rim holes and pump style.
- Installation tips: clean the rim, inspect the bead, and seat the tire evenly to avoid air leaks or run-flat issues.
FAQ
- Q: Are these tires universal for all 12 inch dirt bikes? A: They cover many 12 inch rear tires for 90cc-125cc bikes but always verify model and rim compatibility before purchase.
- Q: Do these sets include inner tubes? A: Most listed options include inner tubes as part of the set; confirm in the product listing.
- Q: Which tire is best for mud-heavy riding? A: Tires with deeper, more aggressive tread patterns typically offer better mud traction.
- Q: Can I mount a 3.00-12 tire on CRF70? A: If the rim and tire width align with the manufacturer’s specifications, mounting is feasible; check the exact rim size.
- Q: Is a valve tool needed for installation? A: Some kits include a valve tool; otherwise, a standard valve tool or your shop can perform the installation.
- Q: Do these tires improve ride comfort? A: Puncture resistance and tube quality can reduce flats and improve ride stability, especially on rough terrain.