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Losi 1/10 Lasernut U4 4WD Brushless RTR with Smart ESC, Black (Losi 03028T2 | LOS03028T2)

Model: Losi 03028T2
Dist. #: LOS03028T2   SKU: LOS03028T2

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List Price:  $609.99
Price:  $539.99
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Updated on Apr 25, 2025 12:31:10 AM

1/10 Lasernut U4 4WD Brushless RTR with Smart ESC, Black...


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Features

10 4WD Platform

Spektrum™ 130A Brushless SMART ESC and 4-Pole 1900kv 550 Motor

Spektrum DX3™ 2.4GHz radio system with AVC® and optional telemetry

Waterproof Parts

12mm race influenced threaded aluminum bodied shock absorbers and shock caps

Officially-licensed Lasernut Racing Scale Body & Cage

Officially-licensed BFGoodrich® Mud-Terrain T/A® KM3 Tires

Officially-licensed Raceline 2.2 Wheels

Sway bars

3 Oil Filled Equipment Differentials





Overview
The 10 4WD platform is acknowledged all over the world as the personification of strength and durability. The Losi® Lasernut U4 1/10-scale 4WD Rock Racer (RR) RTR with Spektrum™ Smart constructs on the 10 design and adds products rock racers demand such as aluminum shocks, sway bars and adjustable turnbuckles. Plus, it consists of a complete metric hardware bundle for worldwide compatibility. The Lasernut is presently the only total Unlimited U4 FIS (Full Independent Suspension) racer on the marketplace including all the technological advances motorists demand including the Spektrum Smart 130A Brushless ESC and Spektrum 4-Pole 1900kv 550 motor offering higher efficiency enhancing run times with increased power. Naturally, the ESC is water resistant, entirely programmable and comes pre-wired with a high-current IC5™ connector. Chauffeurs remain in control with a DX3™ transmitter, a Spektrum AVC® receiver with steering priority, and an officially-licensed Lasernut race-inspired scale U4RC body/roll cage with two different graphics and color variations. Interacting with BFGoodrich Tires, the Lasernut U4 has scaled down KM3 tires that have an aggressive tread pattern capable of managing any terrain. The Losi Lasernut Rock Racer is the supreme U4 racer with scale looks, crazy speeds and efficiency, and Spektrum Smart Technology.





Needed to Total

3S or FOUR Hardcase LiPo Battery with IC5/EC5 Port

3S/4S Compatible LiPo Battery Charger

Protective LiPo Storage/Charging Case

What's in the Box?

(1) Lasernut U4 4WD Brushless RTR Automobile with:

(1) Spektrum™ Firma 130A Brushless SMART ESC (installed)

(1) Spektrum™ 4-Pole 1900kv 550 Motor (installed)

(1) Spektrum™ SR6100AT Receiver with AVC

(1) Spektrum DX3™ 2.4GHz Radio Transitter

(1) Product Handbook







 



Famous 10 Platform

Legendary TEN Platform
The legendary, high-performance 10 platform features a super-tough aluminum chassis and the capability to change the Lasernut U4 independent suspension and drivetrain for any condition.
 

Spektrum SMART ESC

Spektrum SMART ESC
The ESC is water resistant, entirely programmable and comes pre-wired with a high-current IC5 connector. The ESC will work with the majority of sensorless brushless motors and is 3S-4S Li-Po compatible.
 





Officially Licensed Scale Body and Roll Cage

Officially Licensed Scale Body and Roll Cage

Officially Licensed Scale Body and Roll Cage
A Lasernut Licensed race influenced scale U4RC body/roll cage with exciting graphics used in two different color variations with a flip up cage for simple access to the battery.





Officially Licensed Wheels and Tires

Officially Licensed Wheels and Tires
The consisted of scale accredited Raceline 2.2 racing wheels and BFGoodrich KM3 tires include an aggressive tread pattern that deals with any terrain and great looks while out on any course.
 

Waterproof Electronics

Waterproof Electronics
The Lasernut U4 is loaded with water resistant electronics including the receiver, servo and ESC. Whatever is sealed against the components permitting you to sprinkle in the rain, spin in the mud and make tracks in the snow. It's full-throttle flexibility to run anytime, rain or shine
 





Coil-Over Oil Filled Shocks with Pre-Load Change

Coil-Over Oil Filled Shocks with Pre-Load Adjustment
Adjustable oil filled coil-over shocks on all 4 corners soak up the gnarliest terrain. The aluminum threaded 12mm shocks are fully-adjustable and permit you to tune the handling of the Lasernut U4 to take full advantage of efficiency and control anywhere.
 

Aluminum Chassis

Aluminum Chassis
The structure of the Lasernut U4 includes a 3mm, anodized aluminum chassis plate with a 4mm upper deck. Whether you are striking the rocks, getting huge air, or simply large open, the 3mm chassis simply keeps asking for more!
 





LED Light Bar and Pod Lights

LED Light Bar and Pod Lights
The enjoyable does not stop even when the sun goes down with the Lasernut U4. A brilliant LED lights on the incorporated light bar cast sufficient lighting for performing at night. The pod lights are amber.
 

Adjustable Turnbuckles

Adjustable Turnbuckles
For added adjustability and tune-ability, adjustable turnbuckles come standard on the Lasernut U4.
 





Adjustable Sway Bars

Adjustable Sway Bars
The consisted of sway bars are totally adjustable and help you press the Lasernut U4 to its limitations.
 

Adjustable Shock Towers

Adjustable Shock Towers
4mm 6061-T6 Aluminum shock towers are constructed hard to withstand the punishment the font end of the Lasernut U4 will receive
 





Independent Front and Rear Suspension

Independent Front and Rear Suspension
The front and rear suspension offer amazing managing with a consistent feel and the capability to soak up bumps. All of it adds up to a buggy that's dialed in for take full advantage of efficiency right out of package.
 

4x4 Driveline with Adjustable Differentials

4x4 Driveline with Adjustable Differentials
Full-time 4x4 provides increased traction and handling. The front, center (aluminum) and rear differentials can also be tuned for various conditions.
 





Metric Hardware

Metric Hardware
Total metric hardware is included throughout the Lasernut U4, including bearings, screws and nuts.
 

50+ MPH Firma Motor

50+ MPH Firma Motor
The brushless Spektrum Firma 4-Pole 1900kv 550 Motor will offer outstanding power (50+ MPH) with a 4 cell Lipo (not consisted of).
 





Spektrum DX3 Radio System

Spektrum DX3 Radio System

Spektrum™ DX3™ Radio System
The Spektrum™ DX3™ radio system offers advanced functions like AVC control, a 3-position throttle restricting switch and travel change.





The Full-Throttle Flexibility of AVC Innovation

The Full-Throttle Freedom of AVC Technology

The Full-Throttle Freedom of AVC® Technology
The receiver's integrated AVC® (Active Automobile Control®) traction control system works behind the scenes, making hundreds of throttle and steering modifications per second, so more of the motor's power is equated into ballistic speed and acceleration rather of simply flying dirt. The patent-pending AVC system adds a level of efficiency that merely cannot be discovered with any automobile from any producer besides Horizon Pastime. Like traction control in your major automobile, you can trigger or shut off the system on the fly and change the level of stability based on driving conditions. Any RC automobile can go fast and with AVC you can go much faster while keeping maximum stability in all driving conditions.



Specifications

Approximate Assembly Time: No assembly required

Batteries: 3S-4S LiPo, sold independently

Battery Measurements: t

Body: Trimmed and painted

Brakes: Essential with ESC

Bushing Product: Metal

Chassis: 3mm, 6061 T-6 Aluminum

Completion Level: Ready-To-Run

Differential: Sealed thick filled gear type

Drivetrain: 4WD

Ground Clearance: 1.75 in (44.4mm)

Height: 8 in (203.2mm)

Internal Equipment Ratio: 3.89:1

Length: 24.3 in (617.2mm)

Motor Size: 550 4-pole, 1900Kv

Motor Type: Brushless, Non-sensored brushless

Pinion: 12T

Shock Type: Aluminum body oil-filled

Speed Control: Y

Suspension: Independent

Innovation : Smart Innovation

Tire Diameter: 5.75 in (146mm)

Tire Tread: BFG Mud Terrain

Track: Front and Rear 13.25 in (336.5mm)

Weight: Varies with equipment

Wheel Width: 1.63 in (41.4mm)

Wheelbase: 14.75 in (374.6mm)

Frequently Bought Together

Losi 1/10 Lasernut U4 4WD Brushless RTR with Smart ESC, Black
+
Common Sense RC Lectron Pro 11.1V 5200mAh 50C Lipo Battery with EC5 Connector
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Losi 1/10 Lasernut U4 4WD Brushless RTR with Smart ESC, Blue
This Item: Losi 1/10 Lasernut U4 4WD Brushless RTR with Smart ESC, Black
$539.99
Common Sense RC Lectron Pro 11.1V 5200mAh 50C Lipo Battery with EC5 Connector
$72.09
Losi 1/10 Lasernut U4 4WD Brushless RTR with Smart ESC, Blue
$539.99

Total Price: $1,152.07

Add All Three To Cart

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