ARRMA Kraton 8S 29T/30T Hardened Spur Gear MAKX029TS by GPM  [MAKX029TS]

ARRMA KRATON 8S 20crmnti Steel Spur Gear 29T / 30T (M1.5) - GPM MAKX029TS
Price:
NZD$29.45
Brand:
GPM
Model:
MAKX029TS
GTIN:
4894538416787
Condition:
Brand New
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alt="ARRMA KRATON 8S 20crmnti Steel Spur Gear 29T / 30T (M1.5) - GPM MAKX029TS" title="ARRMA KRATON 8S 20crmnti Steel Spur Gear 29T / 30T (M1.5) - GPM MAKX029TS"

Kraton Drivetrain Steel Spurs

This aftermarket spur gear pair is a fitment option for ARRMA Kraton 8S platforms and is identified as model MAKX029TS. The two gears, 29T and 30T, are produced from 20CrMnTi steel with a 1.5Mod tooth pitch and replace factory items ARA310920 and ARA311051.

Where to use them: suited to high-output 8S Kraton builds that demand a hardened spur to minimise wear under repeated heavy loads. They act as the principal large gear within the RC drivetrain architecture.

Setup advice: check that your pinion matches 1.5Mod pitch, set axial alignment and backlash carefully, and re-tighten fasteners after the initial run to secure correct gear engagement without altering gearbox components.

Compatible Models

  • ARRMA 1/5 Kraton 4X4 8S BLX Brushless Speed Monster Truck RTR-ARA110002(Original Spur Gear 47T/M1.0)
  • ARRMA 1/5 Outcast 4WD 8S BLX Stunt Truck RTR-ARA5810 (Original Spur Gear 47T/M1.0)
  • ARRMA 1/5 Kraton 8S EXB 4X4 Roller Brushless Speed Truck-ARA5208(Original Spur Gear 39T/M1.0 & 47T/M1.0)
  • ARRMA 1/5 Kraton 4X4 8S BLX EXB Brushless Monster Truck RTR-ARA5808V2(Original Spur Gear 47T/M1.0)
  • ARRMA 1/5 Outcast 8S EXB 4X4 Roller Brushless Stunt Truck-ARA5210(Original Spur Gear 39T/M1.0 & 47T/M1.0)
  • ARRMA 1/5 Outcast 4X4 8S BLX EXB Brushless Stunt Truck RTR-ARA5810V2(Original Spur Gear 47T/M1.0)

As an aftermarket steel option, the MAKX029TS 29T/30T set gives Kraton 8S drivers a hardened alternative where 1.5Mod sizing and tougher material are needed for longer service life and consistent performance.

Compared to softer factory materials, 20CrMnTi steel increases resistance to tooth fatigue and chipping under high torque, extending service intervals on high-power setups.
Steel spurs can alter noise characteristics slightly; correct mesh and backlash tuning will minimise vibration and produce a stable running noise profile.
Yes. The gears are intended for heavy-duty 8S operation, though periodic inspection of teeth and mounting hardware is recommended after high-stress sessions.
Set a small, even backlash, rotate the drivetrain by hand to inspect engagement, then perform a short low-speed run and re-check torque on the mounting screws for final adjustment.

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