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PIRELLIDirt/MXOff-Road

Scorpion™ MX Soft

Pirelli's dedicated soft-terrain motocross tire — built for muddy and sandy conditions where grip is everything and race results are on the line.

MTC8.2/10★★★★☆Dirt/MX · Soft-Terrain Specialist
PIRELLI Scorpion™ MX Soft motorcycle tiremotorcycletireco.com
BrandPIRELLI
TypeDirt/MX / Off-Road
FitmentRear
Sizes5
High-modulus polyester carcass delivers race-proven durability and consistent flex characteristics under hard landings and aggressive cornering
Aggressive knob geometry engineered specifically for muddy and sandy terrain, where conventional tread patterns fail
Self-cleaning tread design sheds mud and debris continuously, maintaining traction bite from gate drop to checkered flag
Heat-resistant compound handles repeated thermal stress from hard acceleration, braking, and full-competition loads
NHS-rated — dedicated to closed-course competition and off-road use only; not street legal
Size range covers youth through full-size motocross bikes, so one proven platform fits your whole program
Select Size

Prices use MTC dealer formula · Load/speed index explained in the FAQ below

Fulfillment

Live pricing · Walk-in mount & balance available

🛞 Running a spoked wheel? Parts Unlimited Standard Tubes fit 100/90-19 — from $8
Save below MSRPIn-stock · ships fastWalk-in install
MTC Rating
MTC Score
8.2/10
★★★★☆
The MX Soft is a single-purpose competition tire — unmatched in mud and sand, but only buy it if that's where you actually ride.
Performance
Dry Grip7.5
Wet Grip9.1
Street Manners0.0
Track Capability9.3
Mileage6.8
Value7.9
Best For
Competitive MX Racer
You run a proper tire rotation based on track conditions and you know that showing up to a muddy or sandy gate with the wrong rubber is a DNF waiting to happen. The MX Soft is exactly the tool this situation demands — keep a set in the trailer and mount up when conditions call for it.
Perfect Match
Serious Practice Rider
You're out there in all conditions building skills, and a muddy practice day shouldn't mean wasted laps. Running terrain-specific rubber like the MX Soft means you're actually developing technique instead of fighting a tire that can't handle what the track is throwing at you.
Great Match
Hard-Pack Rider
If your home track bakes hard between events or sits on clay and gravel, the MX Soft's specialized compound is wrong for the job — it'll scrub off quickly and feel vague on firm surfaces. The Pirelli Scorpion MX Hard or MX Mid will deliver far better performance and usable life in those conditions.
Consider Scorpion MX Hard/Mid
Full Size Chart & Part Numbers
Pos.SizeLoad/SpeedP/NMFR Part #UPC-AOur Price / MSRP
Rear100/90-190313-011929015008019227290158$148.75$180.31Save $32
Rear110/90-190313-064532569008019227325690$156.57$189.77Save $33
RearOOS120/90-180313-098442940008019227429404$121.22$146.95Save $26
RearOOS80/100-120313-080436591008019227365917$69.08$83.69Save $15
Rear90/100-160313-042229014008019227290141$81.65$98.98Save $17
Frequently Asked
Technically it fits, but it's the wrong call. The soft compound burns off fast on firm or hard-baked surfaces and loses the handling edge it was designed to deliver. If your track is hard or intermediate, step over to a tire built for that — you'll get better lap times and more life out of it.
NHS stands for Not for Highway Service. This tire does not carry a DOT street-use rating and is strictly for closed courses and private off-road property. It should never be ridden on public roads — full stop.
In genuine muddy or sandy race conditions, plan on roughly 4 to 8 motos from a rear tire — terrain, riding intensity, and bike setup all affect that number. Fronts typically outlast rears by a meaningful margin. Practice sessions in less aggressive conditions will stretch the life further.
Yes, and it matters more on a specialized compound like this. The front and rear MX Soft are engineered as a system — matched flex characteristics and tread geometry give you predictable, balanced handling in challenging terrain. Mixing models from different tire families can introduce handling inconsistencies right when you need confidence most.
A good baseline is 12 to 13 psi, checked cold before you ride. Looser, deeper terrain can reward dropping pressure slightly for more contact patch and grip, while firmer or choppier ground may want a touch more. Dial it in based on feel and adjust from there — always measure cold.
If you're riding in consistently soft, muddy, or sandy conditions off-road, it'll do its job well. Most trail and woods riders encounter mixed terrain through a single ride though, and a more versatile all-terrain or enduro tire will serve them better across the board. This is a specialist tool, not an everyday woods tire.

Pirelli Scorpion MX Soft Tires in Orange County — MTC

At Motorcycle Tire Center in Orange, CA, we stock the Pirelli Scorpion MX Soft for serious motocross riders across Orange County — from Anaheim and Fullerton to Mission Viejo and beyond. This is a purpose-built competition tire, and we carry it because our customers who race or train hard in muddy and sandy conditions deserve access to the right tool without a long wait. We price it below MSRP and keep it on the shelf so you can get on the track, not on a waiting list.

The MX Soft earns its reputation in the kind of conditions that expose lesser tires fast — deep mud, soft sand, and race-weekend unpredictability. Pirelli engineered this tire with a high-modulus polyester carcass, a self-cleaning knob pattern, and a heat-resistant compound that holds up through full motos at full effort. It's an NHS-rated, closed-course-only tire, and we'll make sure you understand exactly what you're getting before you leave the shop.

Walk into MTC and we'll mount and balance your new Scorpion MX Soft the same day — mount is $69 per tire, balance is $9.95, and disposal runs $3.50. No appointment needed for most visits. If you want to talk terrain, sizing, or whether the MX Soft or a different Scorpion variant fits your track better, give us a call at (714) 516-9059. We ride, we race, and we know this lineup — that's the MTC difference.

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