Precision Aluminum Micro Servo, 0.052sec / 41oz-in

The 1up Racing Precision Aluminum Micro Servo delivers the speed, precision, and durability serious 1/28 racers demand in an ultra-compact 7g package. Built around a high-performance coreless motor, the Precision Aluminum Micro Servo delivers quick, responsive steering with response times as fast as 0.052 sec/60° at 8.4V. A precision geartrain featuring a titanium main gear provides smooth, accurate steering response with the durability needed for competitive racing. A fully CNC-machined aluminum case adds strength while helping dissipate heat, all within an incredibly compact 20 x 8 x 17.8mm footprint. The popular 20T output spline provides compatibility with a wide range of 1/28 steering components and chassis platforms. With a wide 4.8–8.4V operating range, the Precision Aluminum Micro Servo is equally at home in lower-voltage setups or modern 2S-powered competition builds.

Ultra-fast response — 0.052 sec/60° at 8.4V

High-performance coreless motor

Precision geartrain with titanium main gear

CNC-machined aluminum case

20T titanium output spline

High-voltage 8.4V compatibility

Compact 8mm-wide design

Ultra-lightweight 7g construction

Ideal for competitive 1/28 scale applications

Operating Voltage: 4.8–8.4V

Operating Speed: 0.075 sec/60° @ 4.8V, 0.066 sec/60° @ 6.0V, 0.058 sec/60° @ 7.4V, 0.052 sec/60° @ 8.4V

Stall Torque: 25 oz-in (1.8 kg-cm) @ 4.8V, 30 oz-in (2.2 kg-cm) @ 6.0V, 36 oz-in (2.6 kg-cm) @ 7.4V, 41 oz-in (3.0 kg-cm) @ 8.4V

Motor: Coreless

Geartrain: Metal with titanium main gear

Output Spline: 20T

Connector: JST 1.5

Dimensions: 20 x 8 x 17.8mm

Weight: 7g

Brand: 1Up Racing

MPN: 10121

Added: 2026 - September

Status: Stock

Discount Eligibility: Discount Eligible

SKU: 1UP10121

UPC: 693054311750

Location: M01-07-10