Skip to content
If your order requires shipping, please allow us additional time to find the best available shipping rates, as our system does not automatically calculate shipping costs. Orders that require shipping may incur additional charges, and you will be invoiced separately for those costs.
If your order requires shipping, please allow us additional time to find the best available shipping rates, as our system does not automatically calculate shipping costs. Orders that require shipping may incur additional charges, and you will be invoiced separately for those costs.

Lasernut U4 Blue, SMART ESC: 1/10 4WD RTR

by LOSI
Sold out
Original price $609.99
Original price $609.99 - Original price $609.99
Original price $609.99
Current price $539.99
$539.99 - $539.99
Current price $539.99
Losi - LOS03028T1

Contact store about color options
  • Black
  • Blue


Product Details

In The Box

(1) Lasernut U4 4WD Brushless RTR Vehicle
(1) Spektrum™ Firma 130A Brushless SMART ESC (installed)
(1) Spektrum™ SR6100AT Receiver with AVC
(1) Spektrum DX3™ 2.4GHz Radio Transitter
(1) Product Manual
(1) Spektrum Firma 4-Pole 1900Kv 550 Motor (installed)

Needed to Complete

(1) 3S-4S LiPo Battery with EC5™ or IC5™ connector
(1) Compatible Battery Charger
(4) AA batteries for Transmitter
Need Help
Product Support Information - Start Here
Product & Sales - Contact Us

Product Specifications

Receiver: Included
Shock Type: Oil-filled aluminum body
Charger: Sold Separately
Differential: Sealed viscous filled
Max Battery Dimensions: 5.45 x 1.83 x 1.38" (138.5 x 46.5 x 35mm)
Body: Trimmed and painted
Brakes: Integral with ESC
Scale: 1/10
Final Drive Ratio: 12.97:1
Motor Type: Brushless
Rear Track: 13.25" (336mm)
Speed Control: Included
Wheelbase: 14.75" (375mm)
Ball Bearings: Full set
Chassis: 0.12" (3mm) thick 6061 T-6 aluminum
Completion Level: Ready-To-Run
Power Type: Electric
Gear Pitch: MOD1
Servos: Included
Pinion: 12T
Drivetrain: 4WD
Drive Type: Forward/Brake/Reverse
Make: ARMADA
Product Height: 8" (203 mm)
Internal Gear Ratio: 3.89:1
Product Length: 24.3" (617 mm)
Spur Gear: 40T
Suspension: Independent
Track Surface: 13.25" (336mm)
Ground Clearance: 1.75" (44mm)
Battery: Sold Separately
Product Weight: Varies with equipment
Vehicle Type: Rock Racer
Water-Resistant: Yes
Radio: Included
Technology : AVC and SMART
Product Width: 13.25" (337 mm)
Front Track: 13.25" (336mm)
Vehicle Size: Standard
Approximate Assembly Time: No assembly required
Bushing Material: Metal

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare