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Losi 1/10 Hammer Rey U4 4X4 Rock Racer Brushless RTR with Smart and A (Losi 03030 | LOS03030)

Model: Losi 03030
Dist. #: LOS03030   SKU: LOS03030

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List Price:  $669.99
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Updated on Jul 14, 2025 11:06:24 AM

1/10 Hammer Rey U4 4X4 Rock Racer Brushless RTR with Smart and A...








Features






  • Officially Certified Casey Currie's U4 Racer

  • Officially Certified KMC Machete wheels and Nitto Trail Grappler M/T tires

  • Spektrum SMART 130A ESC 3150Kv Brushless Power System

  • Spektrum DX3 Radio System

  • Upgraded Steering System

  • Upgraded Rear Axle Real Estate

  • Independent Front Suspension with a Solid Rear Axle

  • Water resistant Electronics






  • Predetermined Motorplate

  • LED Light Bars and Headlights

  • Coil-over Oil-Filled Shocks

  • Spektrum S614S Metal Gear Servo

  • Sealed Metal-Gear Transmission and Diffs

  • Rear-Loading Battery

  • Longer Wheelbase

  • Spektrum AVC® innovation









BRED FOR TRIUMPH


The Losi® Hammer Rey® is a SMART, Ready-to-Run Rock Racer with AVC®. It is formally certified and based off Casey Currie's U4 Racer. It's powered with a Spektrum 3150Kv brushless motor and managed by the Smart 130A ESC, 6-channel DSMR AVC/telemetry receiver, and the new DX3 transmitter that offers Spektrum Smart feedback including live battery voltage. Along with the formally certified style, the Hammer Rey consists of KMC wheels, Nitto tires, and extra information such as new shock reservoirs, fire extinguishers, and new light bars. It comes equipped with a strong rear axle, independent front suspension, and oil-filled shocks, so you can tear throughout all kinds of rocky off-road terrain. And you'll do so with the full-throttle flexibility that just AVC® innovation can supply. The Hammer Rey is perfect for victory-minded off-road enthusiasts looking for the top-of-the-line RC experience with the addition of AVC and the three-position limiting switch. With the Hammer Rey, Losi continues to push the limits when it comes to scale information, performance and formally licensed products.







Video Overview






 






TJ's Overview






 






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Officially Certified U4 Racer

Officially Licensed U4 Racer

Officially certified and based off Casey Currie's U4 Racer. It features authentic scale information to the Hammer Rey. These will have racers doing double takes as they take on all corners.


 





Officially Certified Wheels and Tires

Officially Licensed Wheels and Tires

The Hammer Rey has the feel and look of its real-world equivalents in methods you never ever thought of with KMC Machete wheels and Nitto Trail Grappler M/T tires.


 









Spektrum<sup>™</sup> SMART 3150Kv Brushless Power System

Spektrum SMART 3150Kv Brushless Power System

The Hamer Rey comes equipped with a Spektrum 3150Kv Brushless motor, a Spektrum Smart 130A Brushless ESC, and a Spektrum SR6200A DSMR 6-Channel AVC/telemetry receiver offering Spektrum Smart feedback including live battery voltage. This potent combination can manage up to three LiPo batteries (sold separately) and will allow you to speed throughout the landscape at speeds of up to 40 mph.


 





Spektrum<sup>™</sup> DX3<sup>™</sup> Radio System

Spektrum DX3 Radio System

The Spektrum DX3 radio system uses advanced features like AVC® innovation, a 3-position throttle limiting switch, and travel change.


 








Scale Details

Scale Details

Secondary shock with faux cooling reservoirs, fire extinguishers, Magnaflow exhaust system, upper LED light bar, lower LED light bar, LED headlights, fuel cell, faux sway bar, brake calipers/rotors, side mirrors, and more.


 





Upgraded Steering System

Updated Steering System

The guiding servo mount and guiding bell cranks have actually been re-designed for included sturdiness.


 








Updated Rear Axle Real Estate

Updated Rear Axle Housing

The Hammer Rey rear suspension allows it to take in massive whoops and bumps with the very same reasonable handling and motion of a full-scale U4 off-road racer. The rear axle housing consists of an updated third member that utilizes bigger diameter pinion bearings in addition to an updated upper rear link mount for included sturdiness.


 





Independent Front Suspension

Independent Front Suspension

The front, independent suspension has been thoroughly crafted letting the Hammer Rey rip throughout the terrain with self-confidence. By having totally independent suspension, it allows each side to react appropriately offering more control and more exact steering and handling.


 








Water resistant Electronics

Waterproof Electronics

The Hammer Rey is filled with waterproof electronics including the receiver, servo and ESC. Whatever is sealed against the elements permitting you to splash in the rain, spin in the mud and make tracks in the snow. It's full-throttle flexibility to run anytime, rain or shine.


 





Predetermined Motorplate

Preset Motorplate

Easier and exact equipment mesh settings with different pinion options.


 








LED Light Bars and Headlights

LED Light Bars and Headlights

The enjoyable doesn't stop even when the sun goes down with the Hammer Rey. A fantastic LED lights on the incorporated light bars cast more than enough lighting for performing at night. Plus, the body-mounted LEDs place just a small demand on the battery permitting you to avoid all night!


 





Coil-over Oil-Filled Shocks

Coil-over Oil-Filled Shocks

The long-travel shocks do a fantastic task of taking in the energy from huge bumps and dives. They likewise feature threaded shock bodies with adjustment collars so you can fine tune the pre-load settings of the coil-over springs.


 








Spektrum<sup>™</sup> S614S Metal Gear Servo

Spektrum S614S Metal Gear Servo

Improved high-torque servo offers robust steering.


 





Sealed Metal-Gear Transmission and Diffs

Sealed Metal-Gear Transmission and Diffs

The single-speed transmission, in addition to the front and center diffs, are sealed against the elements and crafted to manage the abuse of a high-output brushless motor and penalizing terrain. MOD 1 equipments further increase the sturdiness of this desert beast. The adjustability of 3 diffs allows motorists to set their Hammer Rey to manage any track conditions.


 








Rear-Loading Battery

Rear-Loading Battery

The ingenious rear-loading battery function makes it possible to change the battery quickly, quickly and without the hassle of removing the body.


 





Longer Wheelbase

Longer Wheelbase

The longest wheelbase on the Rey platform for increased performance and included stability at speed.


 








The Full-Throttle Liberty of AVC<sup>®</sup> Innovation

The Full-Throttle Freedom of AVC® Technology

The receiver's integrated AVC® (Active Lorry Control®) traction control system works behind the scenes, making hundreds of throttle and guiding modifications per second, so more of the motor's power is equated into ballistic speed and velocity instead of just flying dirt. The patent pending AVC system includes a level of performance that just cannot be found with any vehicle from any manufacturer besides Horizon Hobby. Like traction control in your full-blown vehicle, you can activate or deactivate the system on the fly and change the level of stability based on driving conditions. Any RC vehicle can go quick and with AVC you can go quicker while keeping maximum stability in all driving conditions.


 





OFFICIALLY CERTIFIED

OFFICIALLY LICENSED

Every weekend off-road racing chauffeur, Casey Currie's feet are touching dirt and the gas pedal. His career has taken him all over the world with a highlight being his threepeat at the Baja 1000 in 2017, 2018, and 2019.



Full-scale U4 race trucks are a unique breed. Not just are they expected to travel at 90MPH throughout the desert, however likewise have the torque and driveline strength to get over rock formations that look impossible to navigate.



One reason Casey Currie and his U4 race truck works so well with the Rey platform was the included independent suspension in advance and solid axle in the back. Of course with Losi, motorists get as much detail as possible while protecting the performance and sturdiness the Rey platform is known for in the RC racing neighborhood. The combination is a one-way ticket to success after success, bred for the desert and all set to impress.


 












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