G Series PTO Shaft Spline Tube G2 G4 G5 G6 G7 G8 G38 G42 G50

The G series PTO (Power Take-Off) shaft is a type of driveline that is commonly used to transmit power from a tractor to a variety of agricultural equipment, such as rotary cutters, hay balers, and crop sprayers. The PTO shaft connects to the tractor’s power take-off system, which spins the shaft at a consistent speed with the engine’s RPMs. The G series PTO shaft is specifically manufactured by HZPT, a leading manufacturer of driveline components. It features a telescoping design and a wide-angle universal joint that can handle large angles up to 80 degrees without causing binding or vibration. This allows it to be used in a wide variety of applications, including tractors with high clearances.

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G Series PTO Shaft Spline Tube G2 G4 G5 G6 G7 G8 G38 G42 G50

The G series PTO (Power Take-Off) shaft is a type of driveline that is commonly used to transmit power from a tractor to a variety of agricultural equipment, such as rotary cutters, hay balers, and crop sprayers. The PTO shaft connects to the tractor's power take-off system, which spins the shaft at a consistent speed with the engine's RPMs.

The G series PTO shaft is specifically manufactured by HZPT, a leading manufacturer of driveline components. It features a telescoping design and a wide-angle universal joint that can handle large angles up to 80 degrees without causing binding or vibration. This allows it to be used in a wide variety of applications, including tractors with high clearances.

The G series PTO shaft is designed for heavy-duty applications and is made from high-quality materials to ensure strength and durability. It offers several safety features, including a safety shield that covers the rotating shaft, preventing any people, animals, or objects from coming into contact with it. The shaft also has a friction clutch that prevents damage to the tractor or equipment when it is overloaded or jammed.

Overall, the G series PTO shaft is an important driveline component that is essential for the efficient and safe operation of agricultural equipment. Its durable design and safety features make it a reliable choice for farmers and agricultural workers around the world.

G Series Splined PTO Shaft

G Series Splined PTO Shaft Sizes Chart

The 540 rpm (revolutions per minute) and 1000 rpm PTO (Power Take-Off) shafts are the two most common types of PTO shafts used in agricultural equipment.

The 540 rpm PTO shaft runs at a slower speed and is typically used for lower horsepower applications, such as many plows, tillers, and mowers. These applications are usually designed to run at 540 rpm, so this PTO shaft is the preferred choice.

The 1000 rpm PTO shaft runs at a faster speed and is typically used for higher horsepower applications, such as larger balers, hay rakes, and forage harvesters. These applications often require more power and a higher speed, so the 1000 rpm PTO shaft is the preferred choice.

It's essential to match the PTO shaft speed with the equipment's specification, as a mismatch can result in damaging the equipment, PTO shaft or even serious injury to the operator. Most tractors come with both 540 and 1000 rpm PTO shafts with changeable gears, allowing you to select the appropriate speed for the specific equipment you're using.

In summary, choosing the correct PTO shaft speed is an essential part of operating agricultural equipment safely and effectively. By selecting the right PTO shaft, you can ensure that your equipment is operating at the right speed and power, helping you achieve maximum productivity while protecting both your equipment and yourself.

Series

540 tr./min 1000 tr./min MP(NM)
Kw Pk Nm Kw Pk Nm
G2 15 21 270 23 31 220 450
G4 26 35 460 40 55 380 780
G5 35 47 620 54 74 520 1050
G6 47 64 830 74 100 710 1450
G7 55 75 970 87 118 830 1800
G8 70 95 1240 110 150 1050 2250
G38 78 105 1380 123 166 1175 2500
G42 79 107 1400 122 166 1175 2500
G50 119 162 2095 182 248 1740 3700

Tractor PTO Shaft Components and Replacement Parts

At HZPT, we have the parts and components you need to keep your PTO driveline in excellent condition. We also have complete new assemblies in multiple sizes to fit your applications. Our inventory is massive and includes the following:

Tractor PTO shafts: If you’re looking for a full assembly, we have you covered. We carry a large selection of North American-designed and Italian-designed tractor PTO shafts with the length and spline configurations you need.
CV PTO assemblies: CV (Constant Velocity) PTO shafts work with most tractors and implements. These products balance the tractor power input and shaft output to deliver more stability when engaged.
Cross and bearing kits: Cross and bearing kits are the universal joints that form your PTO drive shaft system’s core. This part is the distribution point for power from your PTO assembly to your connected equipment.
Half-shaft assemblies: We have a wide variety of 48-inch and 60-inch Weasler half-shaft Power Take-Off assemblies. Center and end-of-shaft length assemblies are available in both square and rectangular design options.
Additional components: If your tractor PTO shaft parts start to show signs of wear, save money on a new assembly with individual component replacement. We have tons of new guards and guard bearings, inner and outer tubes, yokes, pins, and universal clutches.

G series PTO Shaft

Series Cross Joint simple Splined yoke Tube yoke Tube
Outer Inner Outer Inner Outer Inner
1 2 3 4 5 6 7 8
G2 2.01
(23.8*61.3)
2.0505B+2.01+2.06G 2.0505B+2.01+2.07G 2.0505B 2.06G 2.07G 50*2.5 G35-18
G4 4.01
(27*74.6)
4.0505B+4.01+4.06G 4.0505B+4.01+4.07G 3.0505B 4.06G 4.07G 50*2.5 G35-18
G5 5.01
(30.2*80)
5.0505B+5.01+5.06G 5.0505B+5.01+5.07G 5.0505B 5.06G 5.07G 60*3 G40-14
G6 6.01
(30.2*92)
6.0505B+6.01+6.06G 6.0505B+6.01+6.07G 6.0505B 6.06G 6.07G
G7 7.01
(30.2*106.5)
7.0505B+7.01+7.06G 7.0505B+7.01+7.07G 7.0505B 7.06G 7.07G
G8 8.01
(35*106.5)
8.0505B+8.01+8.06G 8.0505B+8.01+8.07G 8.0505B 8.06G 8.07G 65*3.5 G45-16
G38 38.01
(38*105.6)
38.0505B+38.01+38.06G 38.0505B+38.01+38.07G 38.0505B 38.06G 38.07G
G42 2600
(42*104.5)
42.0505B+42.01+42.06G 42.0505B+42.01+42.07G 42.0505B 42.06G 42.07G 75*4 G55-20
G50 50.01
(50*118)
50.0505B+50.01+50.06G 50.0505B+50.01+50.07G 50.0505B 50.06G 50.07G

G Series PTO Shaft Splines Tube

G Series PTO Shaft Splines Tube

How to Measure PTO Shaft?

Measuring a PTO shaft (Power Take-Off shaft) is an essential part of selecting the right size and type of shaft for your agricultural equipment. To measure a PTO shaft, follow the steps below:

Measure the Overall Length: Measure the entire length of the PTO shaft from end to end, including the couplings. Make sure to measure the shaft when it's fully extended. This measurement helps you ensure that the shaft will reach from the tractor to the equipment.

Measure the Cross Kit: The cross kit on the PTO shaft is where the four bearings sit that allows the shaft to transmit torque flexibility. Measure from end-to-end the cross kit's widest part to determine its diameter.

Measure the Inner Tube: The inner tube is part of the PTO shaft that slides inside the outer tube to adjust the length. Measure the diameter of the inner tube to ensure that it fits correctly inside the outer tube.

Measure the Outer Tube: The outer tube encases the inner tube, and you should measure it from end to end for its length and its outside diameter. The outside diameter needs to match the tractor side and the implements' requirements where the shaft connects.

Check the Spline Count: The spline count is the number of ridges or gears on the shaft. Measuring the spline count is important so that you can match it with your tractor and equipment.

By knowing the measurements mentioned above, you can choose the right PTO shaft that fits your tractor and agricultural equipment properly, ensuring optimum performance and safety.

How to Measure PTO Shaft How to Measure PTO Shaft

How to Cut a PTO Shaft to the Right Size?

Cutting a PTO shaft to the right size requires careful measurements, the right tools, and proper safety precautions. Here are the general steps to follow:

1. Take accurate measurements: Measure the distance between the tractor PTO shaft and the implement's input shaft. Once you have the measurement, it's important to add a few extra inches to the PTO shaft's overall length to allow for movement and to prevent it from being too short.

2. Remove the safety shield: Before cutting the PTO shaft, remove any safety shields or protective covers to access the splines easily.

3. Mark the cutting point: Use a permanent marker or tape to mark the cutting point on the PTO shaft. Double-check the measurements to ensure the correct length.

4. Cut the PTO shaft: To cut the tractor PTO shaft, use a chop saw, angle grinder, or hacksaw. Make sure to wear eye protection and gloves and follow proper safety guidelines when using cutting tools.

5. Deburr and smooth the edges: After cutting the shaft, smooth the cut edges with a metal file to remove burrs and sharp edges that can damage the PTO shaft splines tube when you fit it back over the shaft.

6. Attach the hardware: Once the PTO shaft is the correct length, attach the appropriate hardware, and reattach the safety shield.

7. Test the PTO shaft: Before using the equipment, test the tractor PTO shaft to ensure it rotates smoothly and has no balance or vibration issues.

It's important to note that cutting a PTO shaft should only be done by a trained professional or someone who has experience working with mechanical equipment. Improper cutting can damage the shaft, making it unsafe to use.

How to Attach a PTO Shaft to a Tractor?

Attaching a PTO (Power Take-Off) shaft to a tractor requires proper alignment, securing hardware, and safety measures. Here are the general steps to follow:

Position the tractor and implement: Park the tractor on level ground and position the implement so the PTO shaft aligns with the tractor's PTO.

Connect the shaft: Lift the PTO shaft and slide it onto the tractor's PTO Shaft splines. Turn the spline until it clicks into place and locks.

Secure the locking mechanism: Fasten the locking mechanism securely, such as a snap pin or bolt, to prevent the PTO shaft from becoming dislodged during use.

Attach the other end: Attach the other end of the PTO shaft to the implement's input spline. Rotate the implement by hand if necessary to align the splines properly.

Install the safety shield: Once the PTO shaft is connected, install the safety shield or cover to protect you from the rotating shaft.

Test the PTO: Before using the equipment, start the tractor, engage the PTO, and check that the PTO shaft rotates smoothly and without any unusual vibration or noise.

It's important to follow the manufacturer's instructions for attaching a PTO shaft to a tractor which may vary based on the tractor and implement types and models. Proper connection and maintenance of the PTO shaft and its components are vital for safe and efficient operation.

How to Attach a PTO Shaft to a Tractor

How to Remove a PTO Shaft from a Tractor?

Removing a PTO (Power Take-Off) shaft from a tractor requires some caution and attention to safety since the shaft spins very fast and its components can move suddenly. The following are the key steps for removing a PTO shaft from a tractor:

Turn off the tractor: Make sure the tractor is turned off and the engine is not running. This will prevent the shaft from accidentally starting to spin.

Release any locking mechanisms: Release any locking mechanisms holding the PTO shaft in place, such as snap pins or bolts.

Slide the shaft out: Slide the PTO shaft out of the tractor hitch component. Pull it out slowly and carefully, with an extra pair of hands to help.

Secure the shaft: Once the shaft is out of the hitch, secure it so that it does not accidentally spin, move or cause any injury. You can use a tool, like a zip tie or rope, to tie them securely.

Inspect the shaft: Once removed, inspect the PTO shaft for wear and damage. You should check for any visible cracks, broken or loose parts, or wear on the splines or keyways.

When working with PTO shafts and tractor equipment, it is essential to take safety precautions to avoid injury. This includes following the manufacturer's instructions, and wearing protective gloves and eyewear. It is crucial to handle and operate PTO shafts with care, as they are powerful and can result in serious injuries if not handled properly.

Tractor PTO Shaft Maintenance & Lubrication

Proper maintenance and lubrication are essential for prolonging the lifespan of your tractor's PTO (Power Take-Off) shaft and ensuring optimum efficiency. Here are some tips for maintaining and lubricating your tractor PTO shaft:

Inspect the PTO Shaft Regularly: Regularly check the PTO shaft for damage, such as cracks, bends, or worn splines. Ensure that all locking mechanisms, such as snap pins and bolts, are tightly secured.

Tractor PTO Shaft Maintenance & Lubrication

Clean the Shaft: Clean the shaft with a rag or brush to remove any dirt, debris, or rust buildup. You can also use compressed air or a pressure washer to blow out any debris caught inside the tractor PTO shaft.

Apply Lubricant: Apply a suitable lubricant to the PTO shaft and all its components, such as the splines and yokes. The lubricant helps to reduce friction, wear, and tear and protects against rust and corrosion.

Do Not Over Lubricate: While lubrication is essential, using too much of it can result in sludge, attracting dirt, dust, and other debris that can cause wear and tear. Applying too much lubricant can also cause the PTO shaft to slip, leading to reduced power transfer and efficiency.

Use the Correct Lubricant: Use the right lubricant recommended by the manufacturer, as using the wrong type of lubricant can cause significant damage to the tractor PTO shaft, particularly when it comes to the friction clutch and constant velocity joints. Refer to the owner's manual for guidance.

Store the PTO Shaft Correctly: When storing your PTO shaft, ensure that it is kept in a clean, dry, and secure place to prevent damage caused by corrosion, rusting, and other environmental factors.

By following these maintenance tips and scheduling periodic maintenance and lubrication checks, you can prolong the lifespan of your tractor PTO shaft and ensure optimal performance.

Agricultural Gearbox and Tractor PTO Shaft

The agricultural gearbox is an essential component of a tractor's PTO (Power Take-Off) system, as it is responsible for transferring power from the tractor's engine to an attached agricultural implement. The PTO shaft connects the gearbox to the implement and rotates the implement's moving parts for work such as tilling soil or cutting crops.

The agricultural gearbox is designed to operate under high loads and to transmit power smoothly and efficiently from the tractor engine to the implement. It is important to use a gearbox that is properly rated for the horsepower of the tractor and the requirements of the implement.

The PTO shaft must be properly aligned and engaged to ensure safe and effective operation. The shaft must be securely attached to the agricultural gearbox and the implement using appropriate locking mechanisms, such as snap pins or bolts. It is also important to properly maintain the PTO shaft and gearbox to prevent wear and damage that could compromise safety and effectiveness.

When connecting the PTO shaft to the tractor and an attached implement, it is essential to follow the manufacturer's instructions and safety guidelines. Taking appropriate safety precautions is necessary to prevent serious injury or death due to contact with the rotating PTO shaft or moving parts on the implement.

PTO Shaft and Agricultural Gearbox

We Also Provide Other Different Types of Tractor PTO Shafts

There are several types of PTO (Power Take-Off) shafts used in tractors, each designed for specific applications. The following are some common types of tractor PTO shafts:

Standard PTO Shaft: This is the most common type of PTO shaft used in tractors. It has a splined male end that connects to the tractor and a splined female end that connects to the implement. They rotate at a speed of 540 RPM or 1000 RPM and have a standard length of 6 feet.

Constant Velocity (CV) PTO Shaft: This type of PTO shaft is designed to transmit power at a constant velocity and is ideal for implements that require a smooth and continuous power supply, such as mowers and balers. It has a CV joint that allows it to bend and flex without losing power transfer.

Shear Bolt PTO Shaft: This type of PTO shaft is designed to break or shear in the event of a sudden overload to protect the tractor and implement. The male and female ends have a groove and a pin that hold them together, and the shaft has a shear bolt that is designed to break when the torque exceeds the set limit.

Friction Clutch PTO Shaft: This type of PTO shaft uses a friction clutch to disengage the implement from the tractor in the event of a sudden overload. The clutch slipping prevents damage to the tractor and the implement. They come in three types: lever-operated, hydraulic, or electric.

Telescoping PTO Shaft: This type of PTO shaft is designed to extend and retract to adjust the distance between the tractor and the implement. They are ideal for implements with adjustable hitch lengths, such as spreaders and cultivators.

The type of PTO shaft you use depends on the implement you are using and the intended application. It is critical to select the appropriate type of PTO shaft so you have a safe and efficient operation of your agricultural equipment.

Tractor PTO Shaft Types Tractor PTO Shaft Types

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