ARRMA HD 57T Spur Gear (0.8Mod) for Big Rock, Granite, Kraton, Outcast & More (ARA310947)

ARRMA HD 57T Spur Gear (0.8Mod) for Big Rock, Granite, Kraton, Outcast & More (ARA310947)

$5.99
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ARRMA HD 57T Spur Gear (0.8Mod) for Big Rock, Granite, Kraton, Outcast & More (ARA310947)
Only 2 Left!In Stock

ARRMA HD 57T Spur Gear (0.8Mod) for Big Rock, Granite, Kraton, Outcast & More (ARA310947)

$5.99
Durable Composite Built for Heavy Duty Use
Precision Mesh 57 Tooth 0.8Mod Pitch
Direct Fit Official ARRMA Replacement Part

In Stock

Part #: ARA310947
SKU: 100023334
MFG: ARRMA
45+ YEARS IN BUSINESSServing since 1978
REPAIR SERVICESRC Cars, Planes, Boats, Drones & More
AUTHORIZED DEALERGenuine products from top brands
FAST SHIPPINGNext day shipping anywhere in the country.
EASY RETURNSIn-stock items returnable within 30 days
Drivetrain Performance UpgradeReliable Power Transmission For Your Rig

Keep your RC vehicle running smooth with the official ARRMA HD 57T Spur Gear, 0.8Mod. Engineered from high-strength composite material, this heavy-duty gear provides consistent power transfer and long-lasting durability for extreme off-road bashing.

Heavy Duty EngineeringPrecision Tooth Profile for Smooth Mesh

The ARRMA HD 57T Spur Gear, 0.8Mod is precision-manufactured to ensure optimal gear mesh and reduced drivetrain friction. Designed as a direct replacement part for a wide variety of ARRMA 3S 4X4 brushless models—including the Big Rock, Granite, Senton, Vorteks, and Typhon—this composite spur gear resists wear under heavy load and delivers reliable throttle response during high-speed action.

Gear Technical SpecificationsDetailed Fitment and Material Details
Compatible Vehicles ARRMA 1/10 Big Rock 3S (ARA4312V3, ARA102711), Granite 3S (ARA4302V3, ARA102666), Senton 3S (ARA4303V3, ARA102668), Vorteks 3S (ARA4305V3, ARA4305V3B), 1/8 Typhon 3S (ARA102696, ARA4306V3) (truck)
Part Type Spur Gear
Material Heavy-Duty Composite
Placement/Position Transmission / Center Drivetrain
Tooth Count 57T
Gear Pitch 0.8 Mod
Key Component FeaturesWhy Upgrade Your Drivetrain Gear
Tooth ProfilePrecision-manufactured gear tooth configuration
MaterialTough composite material for smooth mesh and longevity
Specification57 Teeth with 0.8 Mod pitch
CompatibilityDirect fit replacement for ARRMA 3S 4X4 vehicles
PerformanceMaintains consistent power transfer under heavy load
Frequently Asked QuestionsEverything you need to know
What vehicles are compatible with the ARRMA HD 57T Spur Gear, 0.8Mod?

The ARRMA HD 57T Spur Gear, 0.8Mod is compatible with ARRMA 3S 4X4 RTR vehicles, including the 1/10 Big Rock 3S, Granite 3S, Senton 3S, Vorteks 3S, and 1/8 Typhon 3S models.

What material is the ARRMA HD 57T Spur Gear, 0.8Mod made from?

The gear is manufactured from a high-quality, durable composite material designed to handle heavy bashing while offering smooth gear mesh and reduced weight.

How do I set proper gear mesh with the ARRMA HD 57T Spur Gear, 0.8Mod?

Place a thin piece of paper between the pinion gear and the ARRMA HD 57T Spur Gear, 0.8Mod, press them together tightly, set your motor mount position, and remove the paper. This creates the proper gap for optimal performance without stripping.