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All-Metal Differential – Compatible with ARRMA 1/10 4×4 Series
  • All-Metal Differential – Compatible with ARRMA 1/10 4×4 Series
  • All-Metal Differential – Compatible with ARRMA 1/10 4×4 Series
  • All-Metal Differential – Compatible with ARRMA 1/10 4×4 Series
  • All-Metal Differential – Compatible with ARRMA 1/10 4×4 Series
All-Metal Differential – Compatible with ARRMA 1/10 4×4 Series

All-Metal Differential – Compatible with ARRMA 1/10 4×4 Series

$44.70 USD
Type

FONZON Differential – CNC Helical Gear Edition for ARRMA 1/10 4×4

Precision-built for 1/10 power and durability.
Designed to handle the demands of high-speed bashing and trail performance, the FONZON Differential for ARRMA 1/10 4×4 models features a fully CNC-machined helical gear system, robust construction, and smooth power delivery—right out of the box.

🔧 Key Features:

  • All gears CNC-machined from nickel-chromium alloy steel for exceptional strength（steel makeup#4340）

  • Helical gear design for smoother, quieter engagement under load

  • Metal diff case (center housing) made from 7075-T6 aluminum alloy for lightweight rigidity

  • CNC-machined nickel-chromium alloy steel drive bevel gear (helical teeth)

  • Nickel-chromium alloy steel drive cups for maximum durability

  • Grade 12.9 gold-colored, titanium-coated screws for corrosion resistance and secure assembly

  • Factory pre-filled with 100KcSt differential oil

  • Fully assembled and ready to install

📦 Package Includes:

  • F/R Universal Differential Assembly *1

    F /R Universal Drive Bevel Gear *1

✅ Compatibility:

Direct fit for the ARRMA 1/10 4×4 platform, including models such as:

  • Granite 4×4

  • Senton 4×4

  • Big Rock 4×4

  • Typhon 4×4

  • Vorteks 4×4

Built for everyday bashing, racing, and reliability, this FONZON differential is the upgrade your 1/10 ARRMA rig deserves.

Feature Focus：

FONZON ARRMA 1/10 4x4 Universal Front & Rear Full Metal Differential Set 34/14T
Gear Ratio: 2.43
This gear ratio offers higher wheel speed performance, ideal for players seeking maximum speed. It is especially suitable for light load conditions, stock tires, and hard surface use.

FONZON ARRMA 1/10 4x4 Universal Front & Rear Full Metal Differential Set 37/13T
Gear Ratio: 2.85
This gear ratio enhances overall torque output, providing stronger power during starts, climbs, or navigating complex terrains. It also reduces motor load, helping to lower operating temperatures and extend system lifespan. Perfect for players prioritizing durability and controllability.

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