Tamiya 18634 JR Astralster MS Chassis Mini 4WD Kit - Tuneable Edition  [18634]

Tamiya 18634 - JR Astralster - MS Chassis
Price:
AUD$21.62
Brand:
Tamiya
Model:
18634
GTIN:
4950344186341
Condition:
Brand New
Available in warehouse
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alt="Tamiya 18634 - JR Astralster - MS Chassis" title="Tamiya 18634 - JR Astralster - MS Chassis"
alt="Tamiya 18634 - JR Astralster - MS Chassis" title="Tamiya 18634 - JR Astralster - MS Chassis"
alt="Tamiya 18634 - JR Astralster - MS Chassis" title="Tamiya 18634 - JR Astralster - MS Chassis"
alt="Tamiya 18634 - JR Astralster - MS Chassis" title="Tamiya 18634 - JR Astralster - MS Chassis"
alt="Tamiya 18634 - JR Astralster - MS Chassis" title="Tamiya 18634 - JR Astralster - MS Chassis"

Tamiya JR Astralster 18634 - compact, tuneable Mini 4WD

The JR Astralster from Tamiya, model 18634, combines neat styling by Kota Nezu with a chassis built for sensible tuning. It appeals to model racers who like to balance looks and on-track performance.

Closed shell and understated finish

Featuring a closed-type silhouette with a matte finish and reflective window and lamp accents, the Astralster offers a subtle look while keeping the focus on handling and setup.

MS Chassis - a flexible platform

The MS Chassis is the core of this kit, offering a balanced layout compatible with a double-shaft motor. Its modular design makes it easy to try different component combinations and straightforward to repair.

Upgrade and setup options

Common upgrades for lap time improvements include higher-performance double-shaft motors, tuned gear sets, and varied tyre compounds. The wide fenders help accommodate different wheel and tyre combos without rubbing.

Optimising for circuit running

Fitted with low-profile tyres on 5-spoke wheels, the Astralster delivers predictable traction on most Mini 4WD tracks. Small adjustments to weight placement and wheel alignment will noticeably affect lap stability.

Specifications

  • Chassis Type: MS Chassis
  • Motor Compatibility: Double Shaft
  • Body Style: Closed-Type with Matte Finish
  • Wheel Type: Low-Profile Tyres
  • Length: 152mm

Tamiya JR Astralster 18634 is a practical choice for hobby racers seeking a reliable chassis and sensible upgrade paths to improve lap times without excessive complexity.

Match the motor to your track - higher rpm motors suit long straights while torque-focused units help with acceleration out of bends. Ensure it is a compatible double-shaft type for the MS Chassis.
Try lowering ride height slightly, use firmer tyre compounds for less roll, and test different roller setups to reduce lateral movement through turns.
Lightweight cosmetic changes usually have minimal effect, but larger modifications or added weight can shift balance. Keep changes minimal if lap time is the priority.
Fasteners and common parts follow Mini 4WD norms, so many replacement screws, gears and rollers are compatible and easy to source from hobby suppliers.

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