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View compareHPI Racing Servo Arm Driveshaft and Diff Cup Set for Micro RS4
HPI Racing Servo Arm Driveshaft and Diff Cup Set for Micro RS4
22 in stock
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Returns accepted within 30 days of delivery.
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Description
Description
Overview
The HPI Racing Servo Arm Set is a genuine replacement combo kit for the HPI Micro RS4 1/18 scale touring car. The set includes the servo arm along with front driveshafts and front differential housing/output cups, making it a major front-end and steering rebuild kit.
This direct-fit replacement is ideal for refreshing multiple front-end components in a single purchase. Note: To complete the front driveshafts, front differential housing, and output cups assembly, you will also need item #HPI73403 (Diff Pinion Gear Set), which includes the front driveshaft ball joints and front differential internal parts.
Key Features
- Genuine HPI Racing Micro RS4 replacement
- Includes servo arm, front driveshafts, front diff housing, and output cups
- Direct factory fit
- Multi-component rebuild kit
- Durable construction
Performance Benefits
- Restored steering response
- Refreshed front drivetrain
- Multi-part rebuild value
Usage Notes
- Pair with #HPI73403 to complete front driveshaft and diff internal assembly
- Use light grease at install
Technical Specs
- Type: Servo Arm + Front Driveshaft + Diff Housing/Cup Set
- Manufacturer: HPI Racing
Fitment
- HPI Micro RS4 (1/18 Scale Touring Car)
What's Included
- (1) HPI Racing Servo Arm Set with Front Driveshafts and Diff Housing/Output Cups
Summary
A multi-purpose front-end rebuild kit for the Micro RS4 — pair with HPI73403 for a complete refresh.

