Surly Dirt Wizard
Best aggressive tire for riders tackling loose and technical trail conditions.
This is a tire built for riders who prioritize aggressive grip over lightweight speed. The reinforced sidewalls and tacky compound turn loose, technical trails into manageable terrain, though you will definitely feel the extra heft on long, grinding climbs.
$94.00
Who it's for
- Downhill enthusiasts who need reliable grip while leaning into corners
- Trail riders navigating steep, loose, or muddy off-road conditions
- Backcountry adventurers riding through sharp and unforgiving rock gardens
Who should skip it
- Commuters or racers who prioritize speed on smooth surfaces
- Weight-conscious cyclists looking for a light and nimble feel
- Budget-minded riders using standard narrow rims on older mountain bikes
Performance breakdown
Trail Traction
Aggressive tread pattern bites deep into loose dirt and technical terrain.
Sidewall Durability
Nylon inserts provide robust defense against sharp rocks and trail debris.
Tubeless Setup
Reliable bead seating makes tubeless conversion straightforward and worry-free.
Compound Longevity
Specialized rubber balances high-grip performance with impressive tread life.
Weight Penalty
Substantial construction adds noticeable mass during long, steep climbs.
Ride Compliance
Supple casing absorbs chatter while maintaining stability at lower pressures.
Key Specs
Tire Type
Tubeless (Clincher)
Bead
Folding
Compound
Rubber
Casing
Nylon
TPI
60
Puncture Protection
Sidewall
Color
Black/Slate
Weight
1390g
Tire Diameter
27.5 inches
Tire Width
71 mm
Know before you buy
Still have a question?
Ask Metto anything about the Surly Dirt Wizard before you decide.
