
Transmission Gear Main And Auxiliary Shaft For CG125
Moyada specializes in producing valve, clutch, main and auxiliary shafts, cams, electrical parts, cylinder, bearings and other motorcycle gear accessories.

Moyada specializes in producing valve, clutch, main and auxiliary shafts, cams, electrical parts, cylinder, bearings and other motorcycle gear accessories. The company established a sales platform based on the integration of production enterprises, and adopted the mode of factory focus on production and platform professional sales to meet all kinds of customer needs.
Wide Product Range
We offer a variety of motorcycles engine parts, including valve, clutch, main and auxiliary shafts, cams, electrical parts, cylinder, bearings and other motorcycle gear accessories.
Professional Certificate
Certificate of ISO, TS16949 management system, and Environmental Management System Certificate all reflect the professionalism of our products. Reliable after-sales service ensures that customers can purchase products with confidence.
Rich Experience
We have more than 20 years of experience in quality, production and supply chain management, and can continue to provide customers with satisfactory products and services.
Stable delivery
We will arrange production and shipment according to the customer's schedule and order urgency, and deliver on time. The fast shipping system allows customers to receive products quickly.
A transmission gear shaft assembly is a mechanical component that transmits power and torque from an engine to the gears that drive a machine. It's also known as a drive shaft or transmission shaft. Transmission gear shaft assemblies are made of high strength materials such as steel, aluminum, or titanium. The design and size of a transmission gear shaft assembly depends on the specific application and the amount of torque and power that needs to be transmitted.

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A transmission gear shaft is a rotating member that transmits power and torque from one location to another. A gear shaft is made up of a cylindrical metal rod with a series of teeth machined into it. When two gear shafts mesh together, the teeth of one gear engage with the teeth of the other gear causing the gears to rotate.
In a manual transmission, the input shaft is connected to the engine, which turns the shaft. The input shaft's power drives a set of gears, called the countershaft gears. The output shaft carries the power from the input shaft and runs at different speeds, depending on the gears and gear ratio.
What Does a Main and Auxiliary Shaft Do in a Transmission?
Main Shaft
This shaft is responsible for transmitting power from the engine to the wheels. It connects to the input shaft, often linked directly or indirectly to the engine's crankshaft. The main shaft carries the gears that directly engage with those on the countershaft or output shaft.
Auxiliary Shaft
Also known as the countershaft, it runs parallel to the main shaft inside the transmission housing. The gears on the auxiliary shaft mesh with gears on the main shaft and provide various gear ratios for different speeds and torque outputs. This arrangement enables the transmission to shift gears, altering the torque and speed delivered to the wheels.
Symptoms of a Bad Motorcycle Transmission System
- Clutch is "Slipping": A slipping clutch is exactly what it sounds like, it essentially refers to a clutch that lacks friction in the system, which in turn, results in the discs slipping past one another instead of biting and transmitting torque. Clutch slipping can result from worn clutch discs, a broken or damaged pressure plate, or even weak clutch springs.
- Clunking or Rough Gear Change: A healthy transmission system should deliver a smooth, relatively fast (depending on make and model) gear change.
- Snapped or Damaged Clutch Cable: A cheap and easy repair but certainly one of the most common failures that can occur in a badly maintained motorcycle. A snapped or damaged clutch cable will prevent clutch disengagement via the clutch lever.
- Warped or Bent Pressure Plate: A broken or damaged pressure plate will reduce friction in the clutch pack, and in turn, result in sluggish acceleration and inconsistent power delivery. This failure can cause overheating, excessive wearing and a reduced level of lubrication in the clutch assembly.
- Bent Shift Forks: A bent shift fork can occur from too much pressure being applied to the shift lever. However, it's likely that the shift lever itself would bend or break long before you damage the shift fork. But it's certainly possible.
- Shift Lever Not Working: The shift lever, shifter shaft and ratchet mechanism must all be intact for a successful gear change. A bad shift lever could need a simple adjustment or may require completely replacing.
- Worn Bearings: The most common causes of a bad bearing are from excessive wear and a lack of system lubrication. Both can develop from exposure to excessively high temperatures or contamination of fluids (i.e., water getting into transmission oil, etc).
- Worn Gear Dogs: Worn gear dogs is the most common of all failures in a failing transmission system. Symptoms include clunky gear changes, gears slipping out of engagement and back into neutral, or even worst, no gear engagement at all. Meaning, when you attempt to shift into gear, the gearbox simply doesn't allow you to.
Our Certificate
ISO and TS16949 Management System Certification

Company Equipment
Advanced Equipment

Common Problems of Transmission Gear Main and Auxiliary Shaft for CG125
Q: What is a CG125 motorcycle?
It may refer a commuter motorcycle made by Honda of Japan.
The CG125 is a 125cc learner-friendly motorbike. It has a top speed of 65 mph, weighs 114 kg, and has a seat height of 781 mm. The CG125 has a four stroke, single cylinder, air cooled engine. It has a 4-speed transmission, kick start, and roller chain final drive.
Q: What is the shaft of the gear transmission?
Q: What does a gear shaft do?
Q: What is a gear shift shaft?
Q: How many shafts are in a transmission?
Q: What are the two shafts in a transmission?
Q: What are the 3 shafts in a transmission?
Q: Does the driveshaft have anything to do with the transmission?
Q: Where are transmission shafts used?
Q: What is the difference between a shaft and a gear?
Q: What are the names of the transmission shafts?
Q: What includes a transmission drive shaft and differential?
Q: What is the name of the shaft that brings the power into the transmission?
Q: How many shafts does a manual transmission have?
Q: What does a counter shaft do in a transmission?
Q: What is the function of the mainshaft?
Q: What does an output shaft do?
Q: Where is the gearbox on a manual transmission?
Q: What is the main shaft of the transmission?
Q: What are the two main shafts in a manual transmission?
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