High-Quality Replacement Driveline Parts by — PTC Drivelines
Other driveline components from PTC Drivelines that pair with this spider assembly on the Driveline Coupling.
PTC Drivelines is a premium driveline coupling manufacturers in Gauteng. It produces high-quality driveline couplings for use in mining and the off-road machine industry. our couplings provide accurate torque transmission and power transmission.
Our couplings are manufactured in Gauteng by alloy steel by CNC machining to ensure right fit and reliable work. We supply standard and customized driveline couplings. Quality, reliability and punctuality of delivery are the main issues that we value highly when supplying driveline couplings to our clients in Gauteng
Driveline coupling is an important power transmission component that connects two shafts and allows torque transfer from one element to another. It ensures effective power transfer between engine, gearbox, drive shaft, differential, or other drivetrain components, maintaining correct alignment.
Driveline couplings are commonly used in industrial equipment, mining equipment, construction equipment, trucks, agricultural equipment, railroad, and off-road vehicles.
The driveline coupling is a mechanical connection between two shafts used for the transmission of power and torque. The coupling can withstand shaft misalignment and vibrations as well as shield the drivetrain from any shock loading.
In layman’s terms, driveline couplings act as a link for the transfer of power from one shaft to the other without affecting the performance of the equipment.
A driveline coupling is used to transfer rotational motion from the driving shaft to the driven shaft.
Operation Process
Diverse applications require various driveline couplings.
Flexible couplings help in vibration absorption and compensation for slight shaft misalignment. They are widely used in industrial machines and automobiles driveline couplings.
Rigid couplings form a rigid connection between the two perfectly aligned shafts. It can be used where shaft alignment is important.
Universal joint couplings are used to transmit power from one shaft to the other shaft having an angle between them. These couplings find wide application in propeller shafts, trucks, and off-road machinery.
Flange couplings consist of shaft connected through flanges with bolts.
Some common usages of driveline couplings include:
Some characteristics of high-end driveline couplings include:
Maintenance can help increase the efficiency and life of driveline couplings.
As an eminent torque converter coupling manufacturers in Gauteng covering {Local_Hubs}, we design and manufacture couplings of premium quality suitable for mining equipment, dump trucks, construction machines, and other industrial driveline assemblies. The couplings are highly durable and efficient.
The torque converter coupling is an essential part of the driveline assembly, transferring engine torque to the transmission system and helping to transmit torque smoothly and deliver controlled power.
The torque converter couplings are extensively used in mining dump trucks, construction machines, wheel loaders, excavators, industrial driveline assemblies, and other heavy off-road machines.
Main technical specifications and comparison are:
|
Parameter |
Conventional (Greased) |
PTC Sealed / Upgraded |
|---|---|---|
|
Material — disc pack |
Spring steel — unspecified grade |
✅ High-fatigue spring steel — fatigue life tested |
|
Elastomer grade |
Standard rubber compound |
✅ Engine-oil-resistant elastomer — Nitrile / HNBR |
|
Dimensional accuracy |
OEM compatible claim |
✅ CNC machined — inspection report with actuals |
|
Disc bolt torque spec |
Not specified |
✅ Torque specification provided with installation guide |
|
Documentation |
Invoice only |
✅ ISO cert + inspection report + mill cert |
Being a dependable TC coupling manufacturers in {Iocation}, we produce robust couplings that provide perfect fitment, durability, and power transfer.
The TC coupling (Torque Converter Coupling) is used for connecting the torque converter with the transmission or driveline assemblies. This is achieved by transferring the power smoothly between the rotating parts, which can be done through handling high torque and working continuously.
The table below serves as an OEM reference for driveline coupling models and part numbers that are suitable for applications within automotive, mining, construction, rail, and industrial power transmission drivelines. This allows the customers to readily know which couplings can be used with the specifications supplied by the original equipment manufacturer.
A reference table like this from the OEM is especially useful in relation to equipment maintenance, repairs, and overhaul because it will allow you to choose the proper model and part number for your driveline coupling.
OEM Part Number Cross-Reference Table
|
# |
Brand |
Model |
OEM Part Number |
Product Description |
Position |
|---|---|---|---|---|---|
|
01 |
KOMATSU |
HD785-7 |
561-13-79861 |
Coupling — T.C. Sealed · ISO 9001:2015 |
Other |
|
02 |
KOMATSU |
HD785-5 |
562-01-32723 |
Coupling Sealed · ISO 9001:2015 |
Other |
|
03 |
KOMATSU |
HD1500-7 |
561-01-12711 |
Coupling Sealed · ISO 9001:2015 |
Other |
|
04 |
BEML |
BH100 |
959-DA-02006 |
Coupling Assembly Sealed · ISO 9001:2015 |
Other |
Being one of the renowned flexible coupling manufacturers in Gauteng, we manufacture flexible couplings for various machinery.
Flexible coupling is that type of coupling which is used to join two rotating shafts in order to accommodate some misalignment between them. The function of flexible coupling is vibration dampening, shock absorption and protection of drivetrain elements from excessive load.
The future of flexible coupling is focused on improving efficiency and durability and reducing maintenance in power transmission systems. In line with the advancements in industry, there is an effort to design flexible couplings that can tolerate high torque, vibration absorption, and smooth running when under load.
Due to improved quality and production techniques, current flexible couplings are able to provide long service life, reliable operation, and accurate alignment.
The disc coupling is an example of a flexible coupling that transmits torque using thin stainless steel discs. Such a coupling is applicable where there is need for torque transmission at high speeds with no backlash.
We are among the leading disc coupling manufacturers in Gauteng and specialize in the production of disc couplings for industrial gearboxes, compressors, pumps, turbines, generators, and heavy machineries.
Disc couplings are widely used in industrial power transmission systems, steel industries, cement industries, chemical processing equipment, compressors, and rotating machineries.
Komatsu HD785 mining dump trucks. The function of the coupling is to transmit the torque from the torque converter/transmission to the driveline, thus providing reliable performance of the truck under heavy mining conditions.
These coupling systems have been engineered to ensure that they can be used for heavy work.
The Komatsu HD785 coupling system is found in Komatsu HD785 mining dump trucks.
Our BEML BH100 coupling assembly is manufactured in Gauteng to ensure accurate fitment, effective torque transfer, and durability.
The BEML BH100 coupling assembly is an important driveline component used on BEML BH100 rigid dump trucks, connecting driveline components and effectively transferring torque from the transmission to the final drive systems.
The BEML BH100 coupling assembly is capable of offering dependable performance in severe working conditions of mining and earthmoving equipment. This coupling assembly can bear extreme torque and loads that such machines generate.
The BEML BH100 coupling assembly is manufactured exclusively for fitment in BEML BH100 drivetrain.
The construction of the BEML BH100 coupling assembly is made of alloy steel to withstand the loads and vibration.
It assists in efficient torque transmission from drivetrain elements to provide reliable operation of equipment.
BEML BH100 coupling assembly is manufactured for heavy-duty application with minimum maintenance.
The 561-13-79861 is a torque converter coupling compatible with Komatsu equipment and is used in some mining dump trucks and other heavy equipment drive trains. The 561-13-79861 is manufactured to be a replacement coupling that is designed to work well in torque transmission.
The 561-13-79861 India replacement coupling is manufactured from high-quality materials and is precisely machined to function well in mining environments.
There exists stiff competition in the market due to many brands supplying coupling for automobiles, mining, construction, railway and industrial machinery. The main requirement of customers is reliability in terms of quality, fitment, strength and efficiency.
Manufacturing As Per Specifications – The driveline couplings are manufactured as per OEM specifications for perfect fitment and reliable operation.
High Grade Material – High-tensile alloy steel material has been used in order to increase durability.
Machined Correctly – Every one of these couplings is manufactured by precise machining for efficient torque transfer.
Heavy Duty Applications – These couplings are designed to operate in harsh environment in mining, construction, railways and industrial machinery.
Are you looking to purchase torque converter couplings (TC Coupling), flexible couplings, or disc couplings? We at PTC Drivelines provide driveline couplings which will aid in efficient transmission of torque.
Do not forget to get in touch with us.
Years of Unbroken Engineering Expertise
We understand the demanding driveline requirements of mining, construction, earthmoving, and industrial equipment.
We provide driveline components for Komatsu, Caterpillar, Volvo, BEML, and various other heavy-equipment applications.
We offer universal joints, propeller shafts, spider assemblies, driveshafts, yokes, fasteners, couplings, and related components.
We provide components matched to specific equipment applications, helping customers identify the right solution for their requirements.
Our cross-reference information helps customers find suitable PTC components using machine models and original reference numbers.
We use quality-controlled manufacturing processes, alloy-steel forgings, testing facilities, and skilled personnel to maintain product consistency.
We are focused on meeting the growing worldwide demand for quality spare parts for off-highway and industrial equipment.
We focus on timely deliveries, after-sales support, responsive communication, and competitive solutions for customer requirements.
Years of Experience
Happy Clients
Export Destinations
Major OEM Brands
What our customers say about PTC Drivelines, products, service, and support.
PTC Drivelines exports OEM-compatible driveline spare parts to mining and construction operations on five continents. From Kazakhstan coal mines to Australian iron ore operations.
Whether you need OEM-compatible spare parts for your mining fleet, a reliable export supply partner, or want to become a regional distributor — our team is ready to help within 24 hours.
If the required part number is not listed in our product range, simply share the part number, drawing, dimensions, or technical specifications with us. Our team can review your requirement and manufacture the part to your preferred specifications.