Parts/Radio & control/Servos/MKS Servos X5 HBL550LX Brushless Low Profile Digital Servo (High Voltage)
MKS Servos X5 HBL550LX Brushless Low Profile Digital Servo (High Voltage)
MKS Servos

MKS Servos X5 HBL550LX Brushless Low Profile Digital Servo (High Voltage)

Part # MKS-HBL550LX4.7(27)
Where to buy
$126.49
AMain Hobbies
Seen Oct 12, 2026
$126.49Buy
Prices are as last seen at the store; stock is not tracked.

About this part

MKS X5 HBL550LX Low Profile Brushless Servo.

Specifications:  

  • Torque:
    • @6.0V: 180 oz-in 
    • @7.4V: 222 oz-in
  • Speed:
    • @6.0V: 0.09 s
    • @7.4V: 0.08 s
  • Weight: 57.8 g
  • Dimension: 40x20.5x26.4mm  
  • Working Voltage: 3.7 ~ 7.4 V
  • Working frequency: 1520?s / 333Hz
  • Dead Band: 0.001 ms (Default)
  • Bearing: 2BB
  • Motor: Brushless Motor
  • Gear: Alloy gear

Reviews4.7 · 27 reviews

Chris KirkVerified owneron MKS Servos X5 HBL550LX Brushless Low Profile Digital Servo (High Voltage)

Looks so good!!!!!!! Takes up no space! Performs flawlessly in my b6.1! Just bought another for my b74! Pairs perfectly with my hobby wing motors and j concepts black and silver titanium turn buckles!

4 found this helpful
Gary BrannonVerified owneron MKS Servos X5 HBL550LX Brushless Low Profile Digital Servo (High Voltage)

Great Servo, Great price. Vary smooth and consistent movement in steering. Will be putting these in all my cars.

2 found this helpful
Joseph BlasVerified owneron MKS Servos X5 HBL550LX Brushless Low Profile Digital Servo (High Voltage)

one of the best servos out there period, been a few years since i used them and so far i have not run into any problems with them! Awesome servos!

2 found this helpful
Mike SwensonVerified owneron MKS Servos X5 HBL550LX Brushless Low Profile Digital Servo (High Voltage)

MKS is my new favorite servo. I have five now and will be using them in all of my new rides.

2 found this helpful
J LordVerified owneron MKS Servos X5 HBL550LX Brushless Low Profile Digital Servo (High Voltage)

MKS HBL550LX is an amazing servo. It's works as beautiful as it looks Smooth, fast, dialed accuracy and can take a beating. I believe the torque specs listed are lower than the servo actually provides, as the 550 torque seems to be the same as the 599. MOD wheeler no problem this servo will handle and do so flawlessly.

2 found this helpful
What reviewers say

Reviewers overwhelmingly rate the MKS X5 HBL550LX highly, praising its speed, torque, centering accuracy, compact low-profile fit and durability across 1/10 buggies, trucks, touring and drag cars, with several owners buying multiple units. Recurring criticisms are noise (one reviewer calls it noisy, another very loud), a tight horn fit, and a possible gear-damage risk in hard crashes given its shallow gears. One reviewer reported a grinding unit out of the box and said MKS did not respond to their support request, while another owner reported a gear repair handled by MKS for a fee. One reviewer doubted the stated torque and speed figures, while others felt they were conservative. Most reviews are five-star and from verified owners.

  • + Fast, strong performance
  • + Compact low-profile fit
  • + Accurate centering and smooth movement
  • + Durable under crashes and abuse
  • − Noticeable motor noise
  • − Tight servo horn fit
  • − Shallow gears can be damaged in hard crashes
  • − Occasional out-of-box grinding and slow support response
Summary generated from the reviews above.

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