Description

Ultimate RSX8 1/8 Brushless Servo 37kg / 0.075s with UR1815-25 Servo Horn (Unthreaded) – UR4701-T2

The Ultimate Racing RSX8 Brushless Servo is engineered for 1/8 scale competitive RC cars, delivering up to 37 kg of torque and a lightning-fast 0.075s response time. This version includes the UR1815-25 unthreaded 25T servo horn, ready for throttle/brake or steering use.

It features a black anodized top case and red bottom cover, both CNC-machined with cooling grooves to reduce heat and weight. The repositioned O-ring sealing around screw holes improves moisture protection.

Included in the box:

• UR1815-25 25T servo horn (unthreaded)
• 4 x M3x14 mm countersunk screws (no washers needed)
• 2 x flat rubber vibration-isolation pads
• M3 cap screw for mounting the horn
• EVA Ultimate Racing box – reusable

Specifications:

• Type: Digital, brushless
• Bearings: Dual ball bearing
• Gears: Titanium & steel
• Voltage: 6.0 – 8.4V
• Speed: 0.10s (6V), 0.08s (7.4V), 0.075s (8.4V)
• Torque: 31kg·cm (6V), 35kg·cm (7.4V), 37kg·cm (8.4V)
• Size: 40 x 20 x 38 mm
• Weight: 81g
• Cable: 300 mm, JR connector

Highlights:

• High-voltage compatible for 1/8 RC racing
• Ultra-fast and powerful for precision control
• CNC aluminum case with advanced heat dissipation
• Moisture-resistant and vibration-dampened installation
• Complete with servo horn and mounting hardware