The ARRMA Front/Rear Diff Set 42T GP5 10k is a factory-assembled, high-strength replacement differential designed to restore optimal drivetrain performance. Featuring precision-machined steel gears, a durable composite case, and pre-filled 10,000 cSt silicone oil, this diff set ensures smooth power delivery and long-lasting durability under extreme driving conditions. Ideal for both front and rear use, it provides a quick, reliable service solution for high-performance ARRMA 6S vehicles.
Includes:
- (1) Factory Assembled Front or Rear Differential, 42T GP5
- Pre-filled with 10,000 cSt silicone oil
- Rubber-shielded bearings
Required to Complete:
- Must be used with ARRMA part #ARA311016
Features:
- Factory assembled and ready for fast installation
- Filled with 10k cSt silicone oil for consistent performance
- Tough steel internal gears for superior strength and reliability
- Strong composite differential case for reduced weight and durability
- 42T GP5 straight-cut steel main gear for durability under heavy loads
- Metal cross-shafts and inserts for long-lasting precision and efficiency
- Rubber-shielded bearings included for smooth rotation and protection from debris
- Pre-assembled unit simplifies maintenance and servicing
Specifications:
- Gear Tooth Count: 42T
- Gear Profile: GP5 (Gear Profile 5)
- Gear Material: Steel (straight-cut)
- Internal Components: Steel gears, cross-shafts, and inserts
- Case Material: Composite plastic
- Oil Weight: 10,000 cSt Silicone Oil
- Position: Front or Rear
- Pre-assembled: Yes
Compatibility:
- ARRMA 1/7 Felony 6S AVC 4X4 RTR Brushless All-Road Street Bash (ARA7617V2)
- ARRMA 1/7 Infraction 6S AVC 4X4 RTR Brushless All-Road Street Bash (ARA7615V2)
- ARRMA 1/7 Limitless 6S 4X4 Roller Brushless Street Speed (ARA7116V2)
The ARRMA 42T GP5 10k Front/Rear Diff Set offers unmatched reliability and strength for your high-performance ARRMA vehicle. Designed for quick servicing and maximum durability, it provides efficient power transfer and consistent handling for serious RC enthusiasts.

