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Maxxis Maxxcross MX-SI — 80/100-21 Front

Part # TM00100200
Item #844359
$105.00 $89.50 Save $15.50
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  • Backordered, shipping soon
  • Free U.S. shipping on orders $150+ ($15 flat under)
  • Ships from one of three U.S. warehouses
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Complete the pair

Matching rear options

Ranked by shared bike fitment with this 80/100-21 front. 4 sizes available · swipe to compare

Maxxis Maxxcross MX-SI — 110/90-19 Rear
Rear · 110/90-19
$106.50
Maxxis Maxxcross MX-SI — 120/80-19 Rear
Rear · 120/80-19
$108.00
Maxxis Maxxcross MX-SI — 110/100-18 Rear
Rear · 110/100-18
$94.50
Maxxis Maxxcross MX-SI — 90/100-14 Rear
Rear · 90/100-14
$52.00
WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov
Maxxis Maxxcross MX motorcycle tire
Maxxis Maxxcross MX motorcycle tire
Maxxis Maxxcross MX motorcycle tire
Maxxis Maxxcross MX motorcycle tire
Product Details

Maxxis Maxxcross MX-SI is the soft-to-intermediate motocross tire — developed with 7x Supercross champion Jeremy McGrath. Redesigned tread and compound give superior traction across a wide range of conditions, with the rear excelling at exit traction and a new front pattern delivering lean-angle grip, predictability, and stability.

  • Soft-to-intermediate motocross compound
  • Developed with Jeremy McGrath
  • Rear tuned for exit traction
  • Front pattern for lean-angle grip and predictability
  • Motocross / closed-course — not DOT

Fitment: 80/100 - 21 front — motocross / closed-course tire (not DOT). Fits any dirt bike running the matching size on the matching rim diameter.

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