Gear, 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore: 6491X
$5.00
Skip to product information
Gear, 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore: 6491X
$5.00
18-Tooth Count
Fine Tune Vehicle Speed
1.0 Metric Pitch
Durable Precision Mesh Profile
5mm Shaft Bore
Includes Heavy Duty Screw
In Stock
Precision Drivetrain TuningMaximize Your Traxxas Model Performance
Fine-tune the overall performance and top speed of your high-powered RC car with the genuine Traxxas 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore. Designed for heavy-duty brushless motor applications, this precision gear allows enthusiasts to easily adjust gear ratios to balance low-end acceleration with blistering top speeds.
Built For High PowerDurable Construction For Extreme Traxxas Vehicles
Engineered for ultimate durability and exact tooth mesh engagement, the Traxxas 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore is a critical component for optimizing your Traxxas brushless RC truck. Built to withstand the torque of high-voltage 6S and 8S power systems, this 1.0 metric pitch pinion gear attaches securely to standard 5 mm motor shafts with the included set screw. Whether you are aiming for speed runs on pavement or technical off-road driving, swapping to this factory OEM pinion gear ensures reliable power transfer and maximum drive efficiency.
Technical SpecificationsStandard OEM Fitment Details
Part Type
Pinion Gear
Compatible Vehicles
Maxx (#89086-4), Maxx Slash (#102076-4), Pro Scale Sand Car (#109076-4), X-Maxx (#77096-4), XRT (#78086-4), XRT Ultimate (#78097-4) (car)
Material
Steel
Gear Pitch
1.0 Metric Pitch (1.0 Mod) (gear)
Tooth Count
18T
Placement/Position
Motor Shaft
Motor Shaft Size
5 mm
Included Hardware
Set Screw
Key Component FeaturesDesigned For Precision Drive Control
Tooth Count18-Tooth Configuration
Gear Pitch1.0 Metric Mod Pitch
Bore DiameterFits 5 mm Motor Shafts
HardwareGrub / Set Screw Included
Tuning CapabilityOptimizes Speed and Torque Ratios
QualityOfficial Traxxas Factory Replacement Part
Frequently Asked QuestionsEverything you need to know
What models are compatible with the Traxxas 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore?
The Traxxas 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore is designed as a direct replacement part for several large-scale Traxxas models including the Maxx (#89086-4), Maxx Slash (#102076-4), Pro Scale Sand Car (#109076-4), X-Maxx (#77096-4), XRT (#78086-4), and XRT Ultimate (#78097-4).
What shaft size does the Traxxas 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore fit?
This Traxxas 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore is specifically machined to fit brushless and brushed motors with a 5 mm output shaft.
How does installing the Traxxas 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore change performance?
Installing the Traxxas 18-Tooth Pinion Gear (1.0 Mod) 5 mm Bore alters your vehicle's drive ratio. Adjusting tooth count helps balance acceleration torque and top speed to best match your driving surface and motor temperatures.