HPI Racing SD-07WR

Search Amazon Search eBay

Compatible Hardware

Amazon eBay

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-10

Identity
Brand
Product Number	160544
Category	Hobby
Performance
Torque	6.0V 97.23 oz-in 4.8V 83.34 oz-in Below Average
Speed	6.0V 0.16 sec/60° 4.8V 0.18 sec/60° Below Average
Physical
Weight	1.62 ozAbove Average
Dimensions	L 1.575 in W 0.787 in H 1.476 in
Drivetrain
Gears	Plastic
Gear Spline/Teeth	25 T
Electrical & Environment
Operating Voltage	4.8–6 V
Water Rating	Water Resistant
Origin
Country of Origin	England

Submit Missing Data Report an Error

Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.

Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Below Average Stronger than 20% of 1294 Standard servos at 4.8V
Speed	Below Average Faster than 23% of 1290 Standard servos at 4.8V
Weight	Above Average Lighter than 83% of 2538 Standard servos

Performance Analysis

Shaft Power	0.86–1.12 W
Power Density	0.614 W/in³ More power-dense than 17% of 2381 Standard servos
Torque Density	1.8117 oz-in/g Stronger than 24% of 1286 Standard servos
Torque-to-Volume Ratio	45.55 oz-in/in³ Denser torque than 18% of 1291 Standard servos
Speed-to-Weight	0.12077 (1/sec·g) Faster than 53% of 1281 Standard servos
Speed-Torque Trade-off	15.00 Better balanced than 31% of 1280 Standard servos
Torque Gain per Volt	13.89%/V More voltage-responsive (torque) than 38% of 1037 Standard servos
Speed Gain per Volt	10.43%/V More voltage-responsive (speed) than 20% of 1060 Standard servos
Voltage Range Width	1.2 V Wider voltage range than 11% of 1849 Standard servos