Gear Set Diff Output/Spider: 7782
$20.00
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Gear Set Diff Output/Spider: 7782
$20.00
OEM Quality
Genuine Traxxas factory replacement
Heavy Duty
Built for extreme power
Exact Fit
Engineered for X-Maxx XRT
In Stock
Smooth Power DeliveryRestore your vehicle drive system
Restore peak drivetrain performance to your high-powered RC monster truck with the genuine Traxxas Differential Gear Set. Engineered to handle extreme 8S brushless torque, this internal differential component set ensures reliable drivetrain engagement and smooth power transfer across all terrain.
Built for Extreme ActionDurable internal components for Traxxas monster trucks
When pushing your large-scale RC truck to its limits, full drivetrain integrity is essential. The Traxxas Differential Gear Set provides all the output gears, spider gears, and PTFE washers necessary to rebuild your differential assembly. Designed for maximum strength and precision fitment, this factory replacement part ensures your Traxxas X-Maxx or Traxxas XRT delivers optimal power distribution through intense acceleration, high jumps, and demanding off-road bashing.
Technical SpecificationsFactory compatibility and details
Compatible Vehicles
Traxxas X-Maxx (77086-4), Traxxas XRT (78086-4) (car)
Part Type
Differential Internal Gear Set
Included Components
2 Output Gears, 4 Spider Gears, 2 PTFE Washers
Washer Dimensions
16x23.5x0.5 mm
Placement/Position
Front or Rear Differential
Performance FeaturesEngineered for harsh off-road demands
Direct ReplacementRestores original drivetrain performance
Complete Rebuild KitIncludes output gears, spider gears, and washers
Reduced FrictionIncludes high-quality 16x23.5x0.5 mm PTFE washers
Brushless ReadyBuilt to withstand heavy 8S power systems
Exact OEM FitEasy installation in stock differential housings
Frequently Asked QuestionsEverything you need to know
What models are compatible with the Traxxas Differential Gear Set?
The Traxxas Differential Gear Set is designed as an exact factory replacement for the Traxxas X-Maxx 8S (Model# 77086-4) and Traxxas XRT 8S (Model# 78086-4) monster trucks.
What items are included in the Traxxas Differential Gear Set?
This Traxxas Differential Gear Set includes two output gears, four spider gears, and two 16x23.5x0.5 mm PTFE washers, providing everything needed to rebuild one differential housing.
Can this Traxxas Differential Gear Set be used in either the front or rear differential?
Yes, this Traxxas Differential Gear Set works universally in both the front and rear differential assemblies of compatible Traxxas models.