Pre-orders will be available around April 20, 2026.

Will be ordered for you in PRE-ORDER.

FREE SHIPPING IN BELGIUM

Features:

New engine mount lowered 1.04 mm

2 mm aluminum chassis

Two carbon fiber upper deck options: one-piece or two-piece for increased flexibility

New shock absorber mounts 1 mm closer to the chassis centerline

New carbon fiber reinforced wishbones

New double front universal joints (with ball bearings)

New rear driveshafts (with ball bearings)

Aluminum upper wishbone mounts moved 1 mm closer to the center

Precision stabilizers: 1.2 mm (2x) / 1.3 mm (1x)

New steering hub with 4 additional front/rear adjustments

Additional weights for optimal balance (receiver 20 g, battery holder 30 g)

Front differential and oil-filled rear differential

New front/rear differential outputs

And many more technical improvements


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Tamiya Chassis kit TRF 421X - 42391

  • Brands Tamiya
  • Product Code: 42391
  • Availability: 3
  • 795.00€

  • Ex Tax: 657.03€

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Tags: 42391, Tamiya, TRF421X