The Raminator Monster Truck v4
The 1/5 scale Primal RC Raminator Monster Truck is a hulking monster of a machine. Weighing in at 80 pounds, it’s one of the biggest, most powerful RC vehicles you’ve ever seen!
This marks the release of v4 of the Primal RC platform. We added many upgrades and quality-of-life features based on your feedback over the years. A stronger differential, new single-bar steering system and 130kg steering servos are just some of the upgrades included with the new v4 platform. Check the V4 upgrade page for the full breakdown of the changes.
$3,699 + Shipping
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The One That Started It All
Version 4 of the Primal RC Monster Truck platform
- Solid Axle Ready-To-Run Monster Truck
- 2-Stroke Reed-Valve 49cc Gas Mini Motorcycle Engine
- 78mm Centrifugal Clutch
- Transmitter-Activated Reverse Function
- Four-Link Coil-Over-Shock Suspension Setup
- Weighs A Backbreaking 80 Pounds
- 32 inches wide, 40 inches long and 24 inches tall
- Largest in-production tires designed for RC
For full features and specifications, view the product page by touching here
Features
- Solid Axle
- Suspension
- Drive Shafts
- Transmission
- Differential
- 49cc Engine
- Body & Roll Cage
- Frame
- Steering
- Wheels
- Brakes
- Electronics
Solid Axle
CNC aluminum axle tubes with steel axle shafts. Heavy duty CNC aluminum-cased oil-filled 4 bevel gear differentials. Steel ring and pinon gears. Modular axle tube designed for easy maintenance. Ready for rear-wheel steering conversion kit.
Suspension
Adjustable four-link coil-over-shock long-travel suspension. 12-Inch aluminum-bodied oil-filled heavy duty shocks. Front and rear sway bars. Solid aluminum four-link suspension shafts with steel heim joint ends. Includes upgraded shock seals to keep out debris and prevent leaks.
Drive Shafts
The drivetrain of the monster truck has been designed to handle a vehicle of its size and weight. To ensure durability and performance, the drivetrain includes:
- Heavy duty drive shafts
- Front and Rear
- Made of 22mm-Thick steel
- Telescopic
Transmission
Double chain-driven all-steel gear single-speed transmission. Multiple gear ratio options for high speed and torque adjustments. Transmitter-operated reverse. Designed for easy maintenance.
Differential
The Primal MT is equipped with a strong differential with 12mm thick outdrives. It also has M5 ring gear bolts to reduce the chances of the bolts backing out. The v4 has thicker diff grease compared to earlier models to improve the handling of the monster truck
49cc Reed Valve Engine
49cc 2-stroke gas air-cooled pull start reed valve mini motorcycle engine. Rated for 6+ horsepower. Designed for high torque at lower RPM. 80mm centrifugal clutch setup. Custom-designed stainless steel tuned exhaust pipe.
Body and Roll Cage
Monster truck body. Two-Piece polycarbonate body mounted on a custom heavy duty plastic roll cage. Entire body and cage assembly easily removable for maintenance. Detailed interior driver figure.
Frame
Six-piece modular CNC aluminum frame. Frame designed to mount engine for a low center-of-gravity, for easy maintenance, and to make power conversions a breeze.
Steering
Dual 130kg servos with heavy duty, adjustable aluminum servo saver. Heavy duty steel heim joint steering-link ends. The strong single-bar steering system provides improved torque, durability, and steering angles.
Tires and Rims
12 x 7.5 inch monster truck chevron-treaded tires with foam insert. Inner and outer heavy duty nylon beadlocks. Mounted on 24mm hex, 5.5 x 6 inch nylon rims with strengthening ribs.
Brakes
Front and rear axle-mounted manual disc brakes with steel rotors. Equipped with strong 100kg brake servos for great stopping power.
Electronics
FlySky 2.4 GHz 6-channel transmitter. Ready for lights, rear steering and other accessories. Remote engine kill switch. Upgraded aluminum enclosed battery receiver and kill switch box with volt meter.
Five all-metal gear servos installed:
- 2x 130kg steering servos
- 1x 100kg brake servo
- 1x 20kg throttle servo
- 1x 20kg Reverse Servo
Solid Axle
CNC aluminum axle tubes with steel axle shafts. Heavy duty CNC aluminum-cased oil-filled 4 bevel gear differentials. Steel ring and pinon gears. Modular axle tube designed for easy maintenance. Ready for rear-wheel steering conversion kit.
Suspension
Adjustable four-link coil-over-shock long-travel suspension. 12-Inch aluminum-bodied oil-filled heavy duty shocks. Front and rear sway bars. Solid aluminum four-link suspension shafts with steel heim joint ends. Includes upgraded shock seals to keep out debris and prevent leaks.
Drive Shafts
The drivetrain of the monster truck has been designed to handle a vehicle of its size and weight. To ensure durability and performance, the drivetrain includes heavy duty 22mm-thick steel front and rear telescopic drive shafts.
Transmission
Double chain-driven all-steel gear single-speed transmission. Multiple gear ratio options for high speed and torque adjustments. Transmitter-operated reverse. Designed for easy maintenance.
Differential
The Primal MT is equipped with a strong differential with 12mm thick outdrives. It also has M5 ring gear bolts to reduce the chances of the bolts backing out. The v4 has thicker diff grease compared to earlier models to improve the handling of the monster truck.
49cc Reed Valve Engine
49cc 2-stroke gas air-cooled pull start reed valve mini motorcycle engine. Rated for 6+ horsepower. Designed for high torque at lower RPM. 80mm centrifugal clutch setup. Custom-designed stainless steel tuned exhaust pipe.
Body and Roll Cage
Monster truck body. Two-Piece polycarbonate body mounted on a custom heavy duty plastic roll cage. Entire body and cage assembly easily removable for maintenance. Detailed interior driver figure.
Frame
Six-piece modular CNC aluminum frame. Frame designed to mount engine for a low center-of-gravity, for easy maintenance, and to make power conversions a breeze.
Steering
Dual 130kg servos with heavy duty, adjustable aluminum servo saver. Heavy duty steel heim joint steering-link ends. The strong single-bar steering system provides improved torque, durability, and steering angles.
Tires and Rims
12 x 7.5 inch monster truck chevron-treaded tires with foam insert. Inner and outer heavy duty nylon beadlocks. Mounted on 24mm hex, 5.5 x 6 inch nylon rims with strengthening ribs.
Brakes
Front and rear axle-mounted manual disc brakes with steel rotors. Equipped with strong 100kg brake servos for great stopping power.
Electronics
FlySky 2.4 GHz 6-channel transmitter. Ready for lights, rear steering and other accessories. Remote engine kill switch. Upgraded aluminum enclosed battery receiver and kill switch box with volt meter.
Five all-metal gear servos installed:
2x 130kg steering servos, 1x 100kg brake servo, 1x 20kg throttle servo, 1x 20kg Reverse Servo
Parts
Specifications
Features
| Feature | Description |
|---|---|
| Skill Level | Advanced |
| Speed | 20 to 30 MPH |
| Engine | 49cc 2-Stroke Reed-valve Engine |
| Transmission | Single Speed with Remote Reverse Feature |
| Differential Type | Front and Rear Bevel Gear Differential |
| Brake | Front & Rear Single Disc Mounted Driveshaft Mounted Manual Disc Brakes |
| Drive System | All Steel Gears with double chain transfer case drive |
| Steering | Steering Dual Servo with HD Aluminum Servo Saver |
| Radio | 2.4 GHz 6-Channel FlySky Digital Radio |
Specifications
| Spec | Description |
|---|---|
| Length | 40 inches |
| Width | 32 inches |
| Height | 24 inches |
| Weight | 80 pounds |
| Wheelbase | 24 inches |
| Tires | 12 x 7.5 inches |
| Rims | 5.5 in diameter x 6 inches wide |
| Minimum Ground Clearance | 4 inches, Adjustable |
| Minimum Chassis Clearance | 4.5 inches, Adjustable |
| Minimum Axle Ground Clearance | 4 inches |
| Tracks | 31.5 inches |
| Servos |
|
| Battery Type | 8.4v 3200 mAh NiMH Battery |