How many kilograms does it cost to replace the servo of Big E? Analysis of hot topics and hot content across the entire network
Recently, one of the hotly debated topics among RC model enthusiasts is "How many kilograms does it cost to replace the servo on the Big E?". In particular, Traxxas E-Revo (Big E) players have had heated discussions on the choice of servo torque. This article will combine the popular data of the entire network in the past 10 days to provide you with structured analysis and answer this core question.
1. Overview of hot topic data

| platform | Amount of discussion on related topics | Peak popularity date |
|---|---|---|
| Baidu Tieba (RC Model Bar) | 1,200+ items | 2023-11-05 |
| Station B (related videos) | 180,000 views | 2023-11-08 |
| Douyin (#大Emodification topic) | 34,000 views | 2023-11-10 |
2. Key factors in steering gear torque selection
According to the measured data from the technical forum, the torque of Big E's original steering gear is about 10 kilograms, but the following variables need to be considered when modifying:
| Influencing factors | Recommended torque range | Typical scenario |
|---|---|---|
| tire size | 15-20kg | When using large tires larger than 170mm |
| off road terrain | 20-25kg | Mud/gravel road conditions |
| Competitive Drift | 12-15kg | High-speed steering on paved roads |
3. Comparison of mainstream modification solutions
The following are the three most discussed servo configurations in the past 10 days:
| Brand model | Nominal torque | price range | suitability score |
|---|---|---|---|
| PowerHD R12 | 12kg | 280-320 yuan | ★★★☆☆ |
| Savox SW-0231MG | 20kg | 450-500 yuan | ★★★★☆ |
| AGFRC A70BHL | 25kg | 680-750 yuan | ★★★★★ |
4. Conclusions from actual measurements by technical experts
Station B’s UP owner “RC Veteran” obtained the following key data in a comparison test on November 8:
| test items | 15kg steering gear | 20kg steering gear | 25kg steering gear |
|---|---|---|---|
| Steering response speed | 0.18 seconds | 0.15 seconds | 0.12 seconds |
| continuous operating temperature | 48℃ | 53℃ | 61℃ |
| Battery consumption increase | +7% | +12% | +18% |
5. Final purchasing advice
Based on network-wide discussions and technical analysis, the following suggestions are given:
1.Economical plan: Choose a 15-18kg servo, which is suitable for 80% of daily play scenarios, and the budget should be controlled within 400 yuan.
2.Performance solutions: It is recommended to use a 20-25kg high-voltage steering gear, which needs to be upgraded with a 7.4V receiver power supply system. The budget is 600-800 yuan.
3.Extreme modification solution: Using dual servos in parallel design, the total torque can reach more than 40 kg, but a customized mounting bracket is required.
Special reminder: When modifying, you need to pay attention to the matching of the size of the servo and the installation position. The standard size of the big E servo is 40×20×38mm (length×width×height).
The statistical period of the data in this article is from November 1 to November 10, 2023. All test data come from publicly available third-party evaluation reports. Please refer to the latest product parameters when purchasing.
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