HPI Racing Arm RC Suspension Arm Set - HPI105289 Superman Horn and other truck-specific sound

Horn and other truck-specific sound effects are triggered via the transmitter for added authenticity

12-inch diameter with 5-inch pitch

and this component from Master Airscrew provides a solid

known for consistent pitch accuracy and reliable balance straight from the packaging

Replaces the rear axle housing and differential carrier as a single assembly

HPI Racing Arm RC Suspension Arm Set - HPI105289 Superman Horn and other truck-specific soundThe HPI Racing HPI105289 suspension arm set is a direct fit replacement designed for HPI Racing RC cars that use this specific arm geometry. Suspension arms are a common wear or breakage item in RC driving, and having a genuine HPI Racing replacement on hand keeps your car on the track with minimal downtime. The style code HPI105289 makes it straightforward to confirm you're ordering the correct set for your model. Key Features Genuine HPI Racing