MAXXIS MAXX SEAL
The MAXXIS MAXX SEAL is the first bicycle sealant from MAXXIS, developed to work perfectly with MAXXIS Tubeless Ready tires.
From downhill tracks to long gravel rides and fast road setups, MAXX SEAL is made for riders who want a sealant that simply gets on with the job. Its synthetic latex formula forms a continuous coating inside the tire casing, helping to seal punctures up to 7 mm while staying active between refills.
MAXX SEAL works in all weather conditions, does not form clumps, and is compatible with CO₂ inflation as well tire inserts. The ammonia-free formula is skin-safe and does not harm tire casings or rim materials.
- Best sealant for MAXXIS TR tires
- Race-proven across Downhill, MTB, Gravel and Road applications
- Works in all weather conditions
- Synthetic latex formulation: ammonia-free and skin-safe
- Does not form clumps and remains active between refills
- Compatible with CO₂ inflation and tire inserts
- Seals punctures up to 7 mm
- Safe for tire casing and rim materials
Available at your local dealer from early August 2026.
| Category | Tire Sealant |
|---|---|
| Recommended use | MTB, Gravel, Road, Urban, Downhill, SUV |
| Recommended installation | MAXXIS Tubeless Ready tires |
| Available sizes | 250 ml, 500 ml, 1 Liter, 5 Liter |
MAXX SEAL All-Series
MAXX SEAL Instruction Video
Get started with MAXX SEAL by watching the video.
MAXX SEAL FAQ
Find all your questions and answers here
What is MAXX SEAL?
MAXX SEAL is a premium tubeless bicycle tire sealant developed for road, gravel, urban, MTB and downhill use. Its synthetic latex formula forms a continuous internal coating inside the tire casing and helps seal punctures while you ride.
Is MAXX SEAL only for MAXXIS tires?
No. MAXX SEAL can be used with tubeless-ready bicycle tires from other brands as well. However, it is developed and recommended as the best sealant choice for MAXXIS Tubeless-ready tires. Always follow the tire and rim manufacturer’s tubeless setup instructions.
Which tires and riding styles is it suitable for?
MAXX SEAL is suitable for tubeless bicycle tire systems across road, gravel, urban, MTB and downhill applications.
How much MAXX SEAL should I use per tire?
Use the following as a general guide. Larger volume tires, porous tire casings or very demanding riding conditions may require more sealant.
| Tire type | Recommended amount |
| Road | 30–60 ml, min. 45 ml for first installation. |
| Gravel | 50–70 ml |
| 26" MTB | 60–80 ml |
| 27.5" MTB / XC / SUV | 80–100 ml |
| 29" MTB / SUV | 100–120 ml |
| 32" MTB & Downhill | 100–140 ml |
How often should I refill or top up MAXX SEAL?
Check and top up the sealant every 3–6 months. In hot or dry climates, during heavy use, or when the bike is stored in a warm place, check more often. For frequent riders or summer conditions, checking after 6–8 weeks is recommended.
Download the specific Material Safety Data Sheet (MSDS)
