AR310885 ARAC3710 CNC Mtl Crown Gear 37T BLX 3S

ARRMA CNC Metal Crown Gear 37T – BLX 3S

Part Number: ARAC3710
Manufacturer Part Number: AR310885
Brand: ARRMA
Teeth: 37T
Material: CNC-Machined Metal

The ARRMA ARAC3710 / AR310885 CNC Metal Crown Gear 37T is a genuine ARRMA heavy-duty drivetrain upgrade for compatible ARRMA 3S BLX / 4X4 vehicles.

Precision CNC-machined from high-quality metal, this 37-tooth crown gear provides increased strength and durability compared with the standard composite differential gear.

Key Features

• Genuine ARRMA Upgrade Part
• 37-Tooth CNC Metal Crown Gear
• Precision-Machined Construction
• Increased Drivetrain Strength
• Excellent Upgrade for High-Power 3S Applications
• Front or Rear Differential Use
• Designed to work with ARRMA 13T CNC Metal Input Gear

Compatibility

Compatible with select ARRMA 4X4 platforms, including:

• Big Rock 3S BLX
• Granite 3S BLX
• Senton 3S BLX
• Typhon 3S BLX
• Kraton 4S BLX
• Outcast 4S BLX
• Select MEGA 4X4 applications

Fitment varies by vehicle generation. Verify ARAC3710 / AR310885 with your exact vehicle before ordering.

⚠️ Matching Parts Required

ARRMA specifies this crown gear for use with:

• AR310886 / ARAC3711 – CNC Metal Input Gear 13T
• AR310772 / ARAC4023 – Composite Differential Case

This is especially important: ARAC3710 and ARAC3711 are the matching 37T/13T metal gear combination.

Includes

(1) ARRMA AR310885 CNC Metal Crown Gear 37T

Important

THIS LISTING IS FOR ONE 37T CNC METAL CROWN GEAR ONLY.

13T input gear, differential case, bearings, differential assembly, vehicle, and other drivetrain components are NOT included.