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![Maxxis Maxxcross SI Motocross Tire 80/100-21 Front [51M]](graphics/en-US/cssui/blank.gif "Maxxis Maxxcross SI Motocross Tire 80/100-21 Front [51M]")
Maxxis's Maxxcross SI Motocross Tire 80/100-21 Front [51M].
Developed and tested at the Grand National Cross Country Series, the SI's race-proven tire construction delivers excellent traction and maximum durability in soft/intermediate conditions.
Features:
- Maxxcross SI is a go-to tire for our GNCC and WORCS pros
- Anti-flex knob bridges on side lugs offer solid straight-line stability and enhance grip for aggressive cornering
- Race-proven rubber compound delivers excellent traction and durability in soft/intermediate conditions on the motocross track or off-road
Specifications:
- Product Name: Tire
- Style: Motocross
- Type: Tube Type
- Mounting Position: Front
- Tread Pattern/Model: Maxxcross SI
- Width: 80"
- Aspect Ratio: 100
- Rim Diameter: 21"
- Tire Size: 80/100-21
- Sidewall: Blackwall
- Construction: Bias
- Load/Speed-Index: 51M, M-Rated for speeds up-to 81MPH
- Market Segment: Off-Road
- Compound: Intermediate / Soft
