Splines on a 1970 Roadrunner Axle Shaft: Understanding and Choosing the Right Spline Shaft
An In-depth Look at the 1970 Roadrunner Axle Shaft Splines
The 1970 Roadrunner axle shaft is a crucial component in the vehicle’s drivetrain. It is designed with multiple splines, which are ridges on the shaft that mesh with grooves in a corresponding gear or other component. The number of splines on a 1970 Roadrunner axle shaft can vary, depending on the specific model and manufacturer specifications. Typically, the number ranges between 20 to 30 splines for this type of vehicle.

Our High-Quality Spline Shafts
As a leading manufacturer, we pride ourselves on producing superior spline shafts. Our shafts stand out due to their:
- Exceptional durability
- High torque capacity
- Precision manufacturing
- Resistance to wear and tear
- Compatibility with a wide range of applications
Different Types of Spline Shafts and Their Features
Parallel Key Shaft
A Parallel Key Shaft uses parallel keys that run along the length of the shaft. They are known for their simplicity and cost-effectiveness.
Spline Shaft with Involute Spline
This type of shaft uses an involute tooth profile, which is robust and can transmit more power compared to other profiles.
Internal Spline Shaft
Internal Spline Shafts have splines formed on the inner surface. They are often used in gearboxes and transmissions.
Non-Circular Spline Shaft
Non-Circular Spline Shafts are designed for specific applications where a non-circular, usually elliptical, motion is required.
Selecting the Right Spline Shaft
Several factors should be considered when choosing a spline shaft:
- Shaft Diameter: It affects the torque that can be transmitted.
- Spline Type: Different types offer varying degrees of strength and flexibility.
- Number and Size of Splines: These affect the load distribution and torque capacity.
- Shaft Length: The length should be appropriate for the application.
- Material: Materials affect the shaft’s durability and resistance to wear.
- Surface Treatment: Various treatments can enhance durability and resistance to corrosion.

Spline Shaft Manufacturing Process
Our comprehensive process ensures the highest quality products:
- Material Preparation
- Cutting
- Rough Machining
- Spline Cutting
- Finish Machining
- Heat Treatment
- Surface Treatment
- Inspection and Calibration
- Packaging and Delivery

Additional Gear and Gearbox Products
We also offer a wide range of gears and gearboxes, including worm gear, helical gear, spur gear, bevel gear, gear rack, worm gearbox, planetary gearbox, and helical gearbox.
About Our Company
Our company is equipped with advanced manufacturing and inspection equipment, such as CNC Gear grinding machines, gear measuring machines, CNC gear shapers, machine centers, CMMS, and Torque test systems.
Choose us for your spline shaft needs and experience the benefits of our professionalism, international certifications, custom services, cutting-edge production equipment, and unparalleled after-sales service.