Arrma ARA310999 16T 0.8Mod Safe-D5 Pinion Gear

Arrma ARA310999 16T 0.8Mod Safe-D5 Pinion Gear

Upgrade or replace your drivetrain gearing with the ARRMA 16T Safe-D5 0.8 Mod Pinion Gear (ARA310999). Precision-machined from durable steel, this genuine ARRMA pinion gear is engineered for reliable performance in demanding RC conditions. The innovative Safe-D design features a D-shaped bore that matches the motor shaft profile, helping maintain drive and braking even if the set screw loosens. Designed for 5mm motor shafts, this 16-tooth pinion gear delivers smooth power transfer and long-lasting durability.

Features:

• Genuine ARRMA replacement part
• Precision-machined steel construction
• 16-tooth pinion gear
• 0.8 Mod gear pitch
• Safe-D bore design helps prevent gear slippage
• Fits 5mm motor shafts
• Wide tooth profile for smooth operation
• Includes retaining E-clip and set screw
• Ideal for high-performance brushless applications

Includes:

• (1) 16T 0.8 Mod Safe-D5 Pinion Gear
• (1) M4 x 4mm Set Screw
• (1) 3.2mm E-Clip

Specifications

• Tooth Count: 16T
• Gear Pitch: 0.8 Mod
• Shaft Size: 5mm
• Material: Hardened Steel
• Bore Type: Safe-D (D-Shaped)

Fitment

Compatible ARRMA Vehicles:

• ARRMA 1/10 BIG ROCK 223S 4X4 RTR Brushless Monster Truck (ARA4312V4)
• ARRMA 1/10 BIG ROCK 3S 4X4 RTR Brushless Monster Truck (ARA4312V3)
• ARRMA 1/10 FURY 223S DSC 2WD RTR Brushless Short Course Truck (ARA3521)
• ARRMA 1/10 GORGON 223S 2WD RTR Brushless Monster Truck (ARA3530)
• ARRMA 1/10 GRANITE 223S 4X4 RTR Brushless Monster Truck (ARA4302V4)
• ARRMA 1/10 GRANITE 3S 4X4 RTR Brushless Monster Truck (ARA4302V3)
• ARRMA 1/10 KRATON 4S 4X4 RTR Brushless Speed Truck (ARA4408V2)
• ARRMA 1/10 KRATON 4S 4X4 BLX Speed Truck (ARA4410V2)
• ARRMA 1/10 OUTCAST 4S 4X4 RTR Brushless Stunt Truck
• ARRMA 1/10 SENTON 223S 4X4 RTR Brushless Short Course Truck
• ARRMA 1/10 SENTON 3S 4X4 RTR Brushless Short Course Truck
• ARRMA 1/10 VORTEKS 223S 4X4 RTR Brushless Stadium Truck
• ARRMA 1/10 VORTEKS 3S 4X4 RTR Brushless Stadium Truck
• ARRMA VENDETTA 4X4 3S BLX All-Road Speed Bash Racer

• Safe-D bore design for improved grip
• Smooth and efficient power transfer
• Ideal for maintenance, repairs, and gearing changes
• Direct replacement for compatible ARRMA vehicles

Includes:

• (1) 16T Safe-D Pinion Gear
• Set Screw

Specifications:

• Tooth Count: 16T
• Gear Pitch: 0.8 Mod
• Bore Type: Safe-D
• Material: Metal

Fitment

Compatible ARRMA Vehicles (include all vehicles listed in ARRMA Product Fitments section)

Commonly used on ARRMA 4X4 vehicles equipped with the center differential and 0.8 Mod drivetrain, including:

• ARRMA BIG ROCK 223S 4X4 RTR Brushless Monster Truck (ARA4312V4)
• ARRMA GRANITE 223S 4X4 RTR Brushless Monster Truck (ARA4302V4)
• ARRMA SENTON 223S 4X4 RTR Brushless Short Course Truck (ARA4303V4)
• ARRMA TYPHON 223S 4X4 RTR Brushless Buggy (ARA4306V4)
• ARRMA VORTEKS 223S 4X4 RTR Brushless Stadium Truck (ARA4305V4)