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Losi 1/10 Lasernut U4 4WD Brushless RTR with Smart ESC, Blue (Losi 03028T1 | LOS03028T1)
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Model: Losi 03028T1
Dist. #: LOS03028T1   SKU: LOS03028T1

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List Price:  $609.99
Price:  $539.99
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Updated on Jan 17, 2022 05:26:13 PM

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

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TEN 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 motivated 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

The TEN 4WD platform is acknowledged all over the world as the personification of strength and resilience. The Losi® Lasernut U4 1/10-scale 4WD Rock Racer (RR) RTR with Spektrum™ Smart constructs on the TEN style and includes products rock racers demand such as aluminum shocks, sway bars and adjustable turnbuckles. Plus, it includes a full metric hardware package for worldwide compatibility. The Lasernut is currently the only total Unlimited U4 FIS (Full Independent Suspension) racer on the marketplace including all the technological advances drivers demand consisting of the Spektrum Smart 130A Brushless ESC and Spektrum 4-Pole 1900kv 550 motor providing higher effectiveness enhancing run times with increased power. Of course, the ESC is waterproof, totally programmable and comes pre-wired with a high-current IC5™ port. Motorists remain in control with a DX3™ transmitter, a Spektrum AVC® receiver with steering top priority, and an officially-licensed Lasernut race-inspired scale U4RC body/roll cage with two various graphics and color variations. Working together with BFGoodrich Tires, the Lasernut U4 has actually scaled down KM3 tires that have an aggressive tread pattern capable of dealing with any surface. The Losi Lasernut Rock Racer is the supreme U4 racer with scale looks, outrageous speeds and performance, and Spektrum Smart Technology.

Needed to Total

THREE or FOUR Hardcase LiPo Battery with IC5/EC5 Connector

3S/4S Suitable LiPo Battery Charger

Protective LiPo Storage/Charging Case

What remains in the Box?

(1) Lasernut U4 4WD Brushless RTR Lorry 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 Manual


Famous TEN Platform

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

Spektrum SMART ESC

Spektrum SMART ESC
The ESC is waterproof, totally programmable and comes pre-wired with a high-current IC5 port. The ESC will deal with most sensorless brushless motors and is 3S-4S Li-Po compatible.

Officially Accredited Scale Body and Roll Cage

Officially Accredited Scale Body and Roll Cage

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

Officially Accredited Wheels and Tires

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

Waterproof Electronic devices

Waterproof Electronics
The Lasernut U4 is packed with waterproof electronics consisting of the receiver, servo and ESC. Everything is sealed versus the elements enabling 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 Adjustment

Coil-Over Oil Filled Shocks with Pre-Load Adjustment
Adjustable oil filled coil-over shocks on all 4 corners absorb the gnarliest surface. The aluminum threaded 12mm shocks are fully-adjustable and allow you to tune the handling of the Lasernut U4 to make the most of performance and dominate anywhere.

Aluminum Chassis

Aluminum Chassis
The structure of the Lasernut U4 consists of a 3mm, anodized aluminum chassis plate with a 4mm upper deck. Whether you are striking the rocks, getting big air, or simply wide open, the 3mm chassis simply keeps requesting 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 fantastic LED lights on the integrated light bar cast more than enough lighting for running at night. The pod lights are amber.

Adjustable Turnbuckles

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

Adjustable Sway Bars

Adjustable Sway Bars
The consisted of sway bars are totally adjustable and assist you push the Lasernut U4 to its limits.

Adjustable Shock Towers

Adjustable Shock Towers
4mm 6061-T6 Aluminum shock towers are built tough to endure the penalty 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 fantastic handling with a consistent feel and the ability to absorb bumps. All of it amounts to a buggy that's called in for make the most of performance right out of the box.

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 likewise be tuned for numerous conditions.

Metric Hardware

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

50+ Miles Per Hour Firma Motor

50+ MPH Firma Motor
The brushless Spektrum Firma 4-Pole 1900kv 550 Motor will offer excellent power (50+ Miles Per Hour) 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 uses sophisticated features like AVC control, a 3-position throttle restricting switch and travel change.

The Full-Throttle Freedom of AVC Innovation

The Full-Throttle Freedom of AVC Technology

The Full-Throttle Freedom of AVC® Technology
The receiver's integrated AVC® (Active Lorry Control®) traction control system works behind the scenes, making numerous throttle and steering changes per 2nd, so more of the motor's power is equated into ballistic speed and acceleration instead of simply flying dirt. The patent-pending AVC system includes a level of performance that simply cannot be found with any automobile from any manufacturer besides Horizon Pastime. Like traction control in your full-scale automobile, you can trigger or deactivate the system on the fly and change the level of stability based upon driving conditions. Any RC automobile can go fast and with AVC you can go quicker while keeping optimum stability in all driving conditions.


Approximate Assembly Time: No assembly needed

Batteries: 3S-4S LiPo, offered independently

Battery Dimensions: t

Body: Cut and painted

Brakes: Essential with ESC

Bushing Material: Metal

Chassis: 3mm, 6061 T-6 Aluminum

Conclusion 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 Surface

Track: Front and Rear 13.25 in (336.5mm)

Weight: Varies with devices

Wheel Width: 1.63 in (41.4mm)

Wheelbase: 14.75 in (374.6mm)

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