Description
Overview
The Tamiya Grand Hauler is an iconic 1/14 scale RC tractor truck assembly kit that recreates the massive, boxy custom trucks that dominate North American highways. This flagship model in Tamiya's Big Truck Series features extensive chrome-plated detail parts, an aluminum ladder-frame chassis, and a servo-shifted 3-speed transmission that delivers authentic trucking dynamics. The Grand Hauler's bold proportions and show-truck styling have made it one of the most popular models in the 1/14 scale lineup.
Built on Tamiya's legendary tractor truck platform, the Grand Hauler delivers exceptional scale realism through its metal chassis construction, realistic leaf spring suspension, and propeller shaft drivetrain layout that mirrors full-scale commercial trucks. Whether you're building for display, scale driving, or hauling any of Tamiya's extensive range of 1/14 trailers, this kit provides an immersive trucking experience that has captivated hobbyists worldwide for decades.
Key Features
- 1/14 scale RC tractor truck assembly kit with 692mm length, 192mm width, 330mm height
- Bold North American custom show-truck styling
- Extensive chrome-plated detail parts including grille, bumper, mirrors, air cleaners
- Photo-etched air intake details on oversized air cleaners
- Aluminum ladder-frame chassis with resin cross members
- Metal leaf spring suspension front and rear
- Servo-shifted 3-speed transmission with transmitter control
- Dual driven rear axles with differential gears
- Type 540 brushed motor included
- 1/14 scale driver figure included
- Compatible with all Tamiya 1/14 scale trailers
Chassis Features
- Aluminum side channels with polycarbonate resin cross members
- Front-mounted motor with propeller shaft drivetrain
- Dual rear axle drive configuration (10x8)
- 3-bevel differential gears in each rear axle
- Aluminum friction dampers front and rear
- Metal leaf springs provide realistic suspension action
- Wheelbase: 433mm + 103mm dual axle spacing
- Tread: 156mm front, 138mm rear (double tire)
Performance Benefits
- Authentic full-scale truck driving dynamics
- Smooth cornering from dual differential-equipped rear axles
- Three gear ratios for versatile operation: 32.49:1, 17.76:1, 10.66:1
- Metal construction ensures durability under load
- Excellent stability when towing trailers over a meter in length
- Compatible with optional MFC light, sound, and vibration systems
Usage Notes
The Grand Hauler is designed for on-road driving on smooth, hard surfaces. The ABS body is supplied unpainted, allowing builders complete freedom for custom paint schemes. A minimum 4-channel radio system is required for gear shifting control. The optional Tamiya MFC-01 Multi-Function Control Unit adds digitally recorded engine sounds, air horn, headlights, brake lights, turn signals, and synchronized chassis vibration. Recommended for experienced builders ages 14 and up. Tamiya TS spray paints are recommended for the ABS body.
Technical Specs
| Specification | Detail |
|---|---|
| Scale | 1/14 |
| Length | 692mm |
| Width | 192mm |
| Height | 330mm |
| Weight | Approx. 3.9kg (equipped) |
| Wheelbase | 433mm + 103mm |
| Tread (Front) | 156mm |
| Tread (Rear) | 138mm (double tire) |
| Chassis | Aluminum & Polycarbonate Resin Ladder Frame |
| Drive | Rear 2-Axle Drive |
| Transmission | 3-Speed (transmitter controlled) |
| Gear Ratios | 1st: 32.49:1, 2nd: 17.76:1, 3rd: 10.66:1 |
| Differential | 3-Bevel Gear |
| Motor | Type 540 Brushed |
| Tire Diameter | 83mm |
| Tire Width | 22mm |
| Manufacturer | Tamiya |
| Item Number | 56344 |
What's Included
- Grand Hauler ABS body parts (unpainted)
- Aluminum ladder-frame chassis components
- Metal leaf spring suspension
- Aluminum friction dampers
- 3-speed transmission assembly
- Type 540 brushed motor
- Chrome-plated detail parts (grille, bumper, mirrors, horns, sun visor)
- Photo-etched air intake parts
- 1/14 scale driver figure
- Wheels and tires
- Trailer coupler
- Decal sheet
- Comprehensive instruction manual
Needed to Complete
- 4-channel radio system (transmitter and receiver)
- Electronic Speed Controller (ESC) or Tamiya MFC unit
- Standard-size steering servo
- Shift servo for transmission
- 7.2V NiMH or 7.4V 2S LiPo battery pack
- Compatible battery charger
- Tamiya TS spray paints for ABS body
- AA batteries for transmitter
Summary
The Tamiya Grand Hauler delivers iconic American big-rig styling with legendary 1/14 scale engineering. This flagship tractor truck features extensive chrome detailing, a metal ladder-frame chassis, metal leaf spring suspension, and a 3-speed transmission for authentic trucking dynamics. With dual driven rear axles, comprehensive trailer compatibility, and the freedom to create custom paint schemes, the Grand Hauler is perfect for scale truck enthusiasts, experienced builders, and anyone seeking the ultimate 1/14 scale American-style show truck experience.