How to Properly Shift a Jerico 4 Speed Transmission

To shift a jerico 4 speed, first step on the clutch pedal and shift the gears with a swift and firm motion. A jerico 4 speed transmission is a four-speed manual racing transmission designed for drag racing and other high performance applications.

It was developed to improve performance and reliability of the previous three-speed racing transmissions. With its high power capacity and smooth shifting, the jerico 4 speed is a popular choice among racers. However, shifting a jerico 4 speed requires some skill and practice.

In this article, we will provide you with some tips on how to properly shift a jerico 4 speed transmission.

How to Properly Shift a Jerico 4 Speed Transmission


The Basics Of Jerico 4 Speed Transmission

Jerico 4 speed transmission is a popular choice among drag racers for its durability and power. The transmission can withstand high horsepower and torque loads due to its robust design. The history of jerico 4 speed dates back to the 1980s, and its popularity has only grown since then.

The components of jerico 4 speed are carefully crafted to provide the best performance and reliability. There are various models of jerico 4 speed, including the dr4, dr4. 5, and dr5. Understanding the basics of jerico 4 speed transmission is crucial for a smooth shifting experience.

By recognizing the different types of jerico 4 speed transmission, drag racers can select the one that best meets their needs.

Steps To Shift A Jerico 4 Speed Transmission

Shifting a jerico 4 speed transmission requires some preparation. Get the feel of the shifter and clutch. Press the clutch in all the way, move the shifter into first gear and slowly release the clutch. When gear is engaged, accelerate the vehicle.

To execute a shift, press the clutch, release the accelerator, move shifter to the desired gear and apply accelerator. Common mistakes include shifting too early, using the wrong gear and missing gears. Avoid these mistakes by practicing, listening to the engine and checking the gear before engaging.

With enough practice, shifting a jerico 4 speed transmission will become easy and natural.

Shifting a Dog-Box Transmission – With in-car video!

Best Practices For Maintaining Your Jerico 4 Speed Transmission

If you own a jerico 4-speed transmission, it’s essential to maintain it properly. Follow these tips to extend the life of your transmission. First, check the fluid levels regularly and change the oil every 10 to 15 races. Second, always use the correct type of transmission fluid, and avoid overfilling it.

Third, inspect the gears regularly for wear and tear and replace them if necessary. Fourth, avoid revving the engine in neutral as it puts unnecessary strain on the gears. Lastly, store your transmission in a dry and cool area away from direct sunlight.

By adhering to these practices, you’ll keep your jerico 4-speed transmission in optimal condition and avoid costly repairs.

Understanding The Common Problems And Easy Fixes For A Jerico 4 Speed Transmission

If you are experiencing common issues with your jerico 4 speed transmission, there are some easy troubleshooting tips to follow. One prevalent problem is difficulty shifting, which is often fixed by checking the fluid levels or adjusting linkage. Other issues include noise or leaks, which may require replacing certain parts.

It’s crucial to identify the problem correctly before beginning any repair work. Make sure to check all safety precautions beforehand. Taking the time to properly diagnose and solve problems with your jerico 4 speed will not only save you time, money, but also make shifting much more manageable.

With these simple fixes, you can rest assured that your transmission will operate smoothly and efficiently.


After gaining knowledge about the jerico 4-speed gearbox and how it works, shifting gears might seem to be an intricate process. However, following the proper techniques, procedures, and using the right tools will make the task effortless. By mastering the double-clutching technique, one can easily shift gears without damaging the gearbox.

It’s essential to be gentle with the gearbox and avoid unneeded pressure on the shifter. Also, make sure the gearbox is appropriately lubricated, and you are using the correct transmission fluid. Regular maintenance of the gearbox will enhance its durability and save you from expensive repairs down the road.

Finally, practice will make perfect, and with patience and effort, anyone can master the jerico 4-speed gearbox shifting process. Happy driving!