ARRMA ARA-3787 Rear Dogbone Driveshaft 40.5mm 2mm Pin – Infraction GROM 3S 4X4 (2pcs)
Genuine ARRMA Replacement Parts | Part # ARA-3787
Keep your ARRMA Infraction GROM RC car performing at its best with these genuine ARRMA Rear Dogbone Driveshafts. Designed for the rear drivetrain, these 40.5mm dogbones feature 2mm pins for proper fitment and reliable power transfer.
Perfect for replacing worn, bent, broken, or damaged rear dogbones on your compatible ARRMA RC vehicle.
Key Features
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Genuine ARRMA Part: Original manufacturer replacement component
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Part Number: ARA-3787
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Rear Dogbone Driveshafts: Designed for the rear drivetrain assembly
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40.5mm Length: Factory-specified dogbone size
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2mm Pin: Designed for compatible drivetrain connections
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Durable Construction: Built to handle RC driving conditions
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Direct Replacement: Ideal for repairs and routine maintenance
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2 Pieces Included: Replace both rear dogbones
Product Specifications
| Specification | Details |
|---|---|
| Brand | ARRMA |
| Manufacturer Part Number | ARA-3787 |
| Product Type | Rear Dogbone Driveshaft |
| Length | 40.5mm |
| Pin Diameter | 2mm |
| Position | Rear |
| Quantity | 2 Pieces |
| Vehicle Type | RC On-Road Car |
Vehicle Compatibility
Compatible with:
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ARRMA INFRACTION GROM 3S BLX 4X4 Brushless
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Compatible INFRACTION GROM 3S color editions using part ARA-3787
Important: Please verify your vehicle's model number and exploded parts diagram before purchasing to ensure correct fitment. Not all ARRMA GROM models use the same dogbones.
Package Includes
2 × ARRMA Rear Dogbone Driveshafts – 40.5mm, 2mm Pin (ARA-3787)
RC vehicle, wheels, differential assemblies, and additional hardware are not included.





