1/4 Promoto-MX Motorcycle RTR Combo, Pro Circuit: Green

1/4 Promoto-MX Motorcycle RTR Combo, Pro Circuit: Green

$549.99
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1/4 Promoto-MX Motorcycle RTR Combo, Pro Circuit: Green

1/4 Promoto-MX Motorcycle RTR Combo, Pro Circuit: Green

$549.99
40+ MPH Speed High Speed Brushless System
Ready-To-Run Battery And Charger Included
Brushless Power 2700Kv Motor With Flywheel
1/4 Scale Authentic Pro Circuit Detailing
Spektrum MS6X Patent Pending Gyro Technology
Dual Braking Cable Driven Front Disc

In Stock

SKU: LOS06002
Part #: 100025349
MFG: Losi
45+ YEARS IN BUSINESSServing since 1978
REPAIR SERVICESRC Cars, Planes, Boats, Drones & More
AUTHORIZED DEALERGenuine products from top brands
FAST SHIPPINGNext day shipping anywhere in the country.
EASY RETURNSIn-stock items returnable within 30 days
Real Motocross PerformanceRevolutionary Scale RC Motorcycle Technology

Experience true off-road excitement with the Losi 1/4 Promoto-MX Motorcycle RTR. Combining a high-rpm steel flywheel with groundbreaking Spektrum MS6X technology, this scale RC dirt bike delivers unprecedented stability at both high and low speeds. Complete with a 540-size brushless motor system, battery, and charger, it brings authentic motocross performance straight out of the box.

Unleash Dirt Bike DominanceAdvanced Mechanical and Electronic Integration

The Losi 1/4 Promoto-MX Motorcycle RTR breaks new ground in the RC world by faithfully capturing the full experience and pure fun of riding a real dirt bike. Powered by a potent 2700Kv brushless motor capable of 40+ mph speeds, this vehicle features frame-integrated gyroscopic stabilization paired with patent-pending Spektrum MS6X electronic control to effortlessly lean, carve berms, and hold smooth wheelies. Its functional cable-driven front disc brake and rising-rate rear suspension deliver scale terrain handling across off-road conditions. Adorned with officially licensed Pro Circuit graphics, Dunlop MX53 tires, and realistic rider gear, this ready-to-run RC model offers unmatched realism for hobbyists and dirt bike enthusiasts alike.

Technical DetailsDetailed Engineering and Dimension Specifications
Completion Level Ready-To-Run
Scale 1/4
Vehicle Type Motorcycle (bike)
Drivetrain 1WD Chain Drive
Motor Type Brushless 2700Kv
Motor Size 540
Power Type Electric
Top Speed 40+ mph
Chassis 3mm Aluminum Plate
Suspension Front Fork, Rising Rate Rear Suspension
Shock Type 16mm Big Bore Aluminum Shock (shock)
Brakes Cable Driven Front Disc / Rear Motor Braking
Battery Spektrum 5000mAh 2S 7.4V Smart G2 LiPo
Charger Spektrum Smart S120 USB-C Charger (charging)
Connector Type IC5
Radio Spektrum Smart DX3PM Included
Servos Included (servo)
Receiver Included
Technology Spektrum MS6X, AVC, SMART
Tire Tread Dunlop Geomax MX53
Product Length 20.2" (513 mm) (ruler)
Product Width 10.8" (274 mm) (ruler)
Product Height 17.3" (439 mm) (ruler)
Product Weight 123.5 oz (3500g) (weight)
Wheelbase 13.9" (353 mm) (ruler)
Spur Gear 50T
Pinion 20T
Gear Pitch 32-Pitch
Final Drive Ratio 12.0:1
Assembly Time Less than 1 Hour
Precision FeaturesKey Highlights That Drive Performance
Spektrum MS6X TechnologyPatent-pending electronic stabilization for precise lean and wheelie control
High-RPM FlywheelFrame-integrated steel flywheel spinning at 22,000+ RPM for ultimate stability (spin)
Powerful Brushless SystemHigh-output motor capable of speeds exceeding 40+ mph
Authentic Pro Circuit StylingOfficially licensed graphics, rider figure, authentic gear, and Dunlop MX53 tires
Advanced Suspension SetupTunable front forks and rising-rate rear suspension for harsh terrain (shock)
Dual Mechanical BrakingCable-driven front disc brake cuts stopping distance in half
Ready-To-Run PackageFully assembled with Spektrum 2S Smart LiPo battery and USB-C charger included
Innovative Drive MechanismDual disc slipper clutch with chain drive and collapsible front crash structure
Frequently Asked QuestionsEverything you need to know
What battery and charger come included with the Losi 1/4 Promoto-MX Motorcycle RTR?

The Losi 1/4 Promoto-MX Motorcycle RTR comes standard with a Spektrum 5000mAh 2S 7.4V Smart G2 50C LiPo battery with an IC5 connector and a Spektrum Smart S120 USB-C Charger.

How fast can the Losi 1/4 Promoto-MX Motorcycle RTR go?

Equipped with its powerful 540-size 2700Kv brushless power system, the Losi 1/4 Promoto-MX Motorcycle RTR can reach top speeds of 40+ mph.

How does the stabilization system work on the Losi 1/4 Promoto-MX Motorcycle RTR?

The Losi 1/4 Promoto-MX Motorcycle RTR uses a frame-integrated steel flywheel spinning at over 22,000 RPM combined with patent-pending Spektrum MS6X electronic technology to automatically control balance, lean angles, and wheelies.

Is anything additional required to run the Losi 1/4 Promoto-MX Motorcycle RTR?

No! Everything required to operate the Losi 1/4 Promoto-MX Motorcycle RTR is included in the box, including transmitter batteries, bike stands, tuning tools, and chain lube.