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China high quality Construction Machinery Parts Excavator Undercarriage Sprocket Drive Sprocket for PC200 Mini Exacavtor did chain and sprocket kit

Product Description


1) The original undercarriage parts at favorable prices
2) OEM undercarriage parts with good quality
3) Long wear life and high working efficiency
4) Quick response and fast delivery with regular inventories
5) Strong and healthy cash flow allows us to offer flexible payment terms

We will confirm before every shipment

Code Name Type Lp
Number of Teeth A B C D E F G H I J K L Weight
Excavator (Ton)
OM90 A 90 19 140 180  206 155 255 277.2 286  23  5.5 12  24  11 5.97 1.5t
OM90A A 90 19 140 180  206 157 255 277.2 286  23  5.5 12  24  11 5.98 1.5t
*OM76 A 150 21 230 326  430 262 468.9 509.9 527  38  7.5 16  41  15 29.9 8t
OM101 A 102 23 210 288  316 232 344 377 385  28  8 12  33  13 8.6 4t
OM101D A 102 23 204 300  324 232 344 377 385  28  8 12  33  13 9.57 3.5t
*OM101E A 102 21 160 208  289.7 180 315.7 344.7 356  30  9 12  29  11 8.71 2.7t
OM135 B 135 21 250 321  375 282 418 458 477  42  21 12  32  16 18.6 6t
OM135B A 135 19 230 290  362 262 380.37 415.77 429  43  12.5 18  24  15 16 5.5t
OM135C B 135 21 265 338  398 300 416.6 458 476  42.5  21.3 12  41.4  14 17.98 8.5t
OM154 A 154 21 265 332  450 300 476 522.5 535  40  11 18  46  16 29.2 8t-9t
OM154A A 154 21 265 336  442 300 481.2 522.5 535  38  12 14  41.3  16 23.7 7t
OM154C A 154 21 265 336  442 300 481.2 522.5 535  38  12 14  41.3  15 23.73 7t
OM154E A 154 21 324 398  450 364 476.5 522.5 535  40  11 18  46  17.5 23.5 13.5t
OM171 A 171 21 324 410  480 364 527 581.7 600  60  21 18  55  17 43.4 15t
OM175 B 175 21 324 410  516 364 545 593.7 607  42  20 15  49  17 43 13.5t
OM190 A 190 21 402 510  541 440 586 644.6 664  68  21 26  59  17 52 20t-26t
OM203 A 203 23 450 538  636 492 686 753 770  80  25 30  67  21 81.6 30t-34t
OM203A B 203 23 450 540  636 490 686 753 770  80  17 28  67  21 77.1 30t-34t
OM203B A 203 21 402 490  600 440 624.1 688.1 703  76  24 28  64  17 80.1 26t-28t
OM216 B 216 23 490 600  663 535 725.9 800.6 808  90  28 30  74.7  21 102.9 35t-39t
OM216A B 216 23 450 540  663 490  725.9  800.6  808  90  28 30  74.7  21 111.3 35t-39t
OM216B B  216 21 450 540 620 492 665.9  732.8  740  87  29.5 30 66.9  21  91.5 33t
OM216H B  216 21 490 575 590 535 665.9  732.8  740  87  39.5 30 66.9  21  79.41 37t
OM2161 B  216 23 510 600 663 550 725.9  800.6  808  90  20 30 74.7  22  98.3 40t
OM216J B  216 21 490 595 613 535 657.8  733  748  90  22 30 74.7  21  79.26 42t
OM228 B  228.6 23 570 672 730 620 775.2  847.3  868  90  35 34 72.2  26  101.4 45t-55t
OM228A A  228.6 23 408 510 / 460 775.16  847.3  867.54  90  28 34 72.14  26  140 45t-55t
OM228B A  228.6 23 510 600 / 550 775.16  847.3  867.54  90  28 34 72.14  22  120 45t-55t
OM228H B  228.6 23 570 672 716 620 775.2  847.3  868  90  35 34 72.2  26  114.1 49t-55t
OM228G B  228.6 23 585 715 724 656 767.9  847.3  860  104  51.5 32 79.4  26  104.2 65t
OM260J B  260.35 23 597 740 806 668 878.6  965  988  100  34 32 86.4  31.5  141.7 65t
OM260L B  260.35 23 585 740 806 668 876.6  965  988  100  51 32 86.4  26  145.4 65t
Note: 1. The above are standard products and can be custom designed and manufactured according to user requirements. 2. * is rubber track drive wheels.






Q1: Are you trading company or manufacturer?
A: We are not manufacturer, we manage the supply chain and offer undercarriage parts for XCMG crawler undercarriages, including track rollers/bottom rollers,top rollers/carrier rollers,driving sprockets/ sprocket rims/sprocket segments,track idlers,track chains/track link assy, track shoes/ track pads,track bolts,track nuts,track pins,track bushings,etc. Both original and OEM undercarriage parts are available here.

Q2: Hong long is your delivery time?
A: It depends on the quantity. For a big order, the time is generally 10-25 days after order. For a small order, customers can get goods at once. We hold regular stock up to 20 million for popular undercarriage parts, just contact our sales to tell your excavator model number then we will inform whether we have them in stock ready for shipment.

Q3: Do you produce samples? Is it free?
A: We don’t produce samples free of charge for our customer, but your sample cost paid can be returned after your first standard order is placed.

Q4: How to ensure the quality?
A: We produce as per the confirmed technology or drawings for each order for our customers. And our factories followed the strict quality control system provided by XCMG. We inspect goods during production according to a required frequency and we also perform the final inspection before the goods are packed.

Q5: How’s your after sales service?
A: We do offer a warranty.The warranty period will be 12 months or 2000hrs whichever comes first. This warranty does not cover the covering parts and wearing parts.If there is any quality problem within the warranty period, CZPT Machinery will provide solutions accordingly.  


Any interest, will be glad to show you more.


Shipping Cost:

Estimated freight per unit.

To be negotiated
After-sales Service: Video Technical Support;Free Spare Parts;Online
Warranty: 12 Months / 2000 Hours
Type: Undercarrial Parts


Customized Request


Choosing the Right Chain Sprocket For Your Bike

When deciding which chain sprocket to buy, you should be aware of how they fit on the bike. These sprockets are often secured to the bike’s shaft by either one or more set screws. ANSI standards for sprocket keyways provide the proper dimensions for a given shaft diameter. However, they aren’t universal and might not apply to all applications. As a result, it is important to consult a supplier who is familiar with the exact keyway dimensions.

Roller chain sprocket

A Roller chain sprocket is a gear with toothed rollers. The tooth profile determines the arc length of the roller. A roller with an undercut tooth profile will not transmit movement properly. For this reason, the pitch line of the roller should be equal to the incremental circle length (r) divided by the number of teeth.
The chain sprocket is available in various types. They can be used in conveyor chains. They are usually available as ready-to-mount units. Finished bores and wide hubs are available for mounting them. They are also available with a roller-bearing design.
The teeth of sprocket wheels are derived from the involute-trochoid curve. In order to engage with these teeth, the roller chain must be sufficiently accurate to avoid backlash. However, conventional roller chains can also engage with these teeth. However, this cannot eliminate backlash completely. This is why the invention provides means for reducing the friction between the teeth and the roller. This also increases the life span of the roller-and-sprocket transmission.
In terms of standards, the ANSI standard is widely used in the industry. It accounts for nearly 15% of the market in Europe and holds an advantage over the ISO standards. In North America, manufacturers of sprockets follow the ANSI code B 29.1. The ANSI code provides clear design guidelines and allows for interchangeability among different types.
There are many considerations to make when selecting a sprocket. A key factor is the transmission input. For example, if the transmission has a high horsepower, the center distance between the large and small sprockets is smaller. To compensate for this, a chain with a smaller pitch may be appropriate. Also, if the transmission has a high horsepower ratio, a multiple-strand drive is a viable option.
If you’re looking for a quality roller chain sprocket, you should check out MDS. They stock a wide range of types and sizes for a variety of industrial machinery.

Gap-tooth sprocket

A gap-tooth chain sprocket has tooth-head heights greater than the ISO tooth form height. This ensures that the pins and rollers meet at a point near the tooth head, and eliminates pulsating movement and intermittent changes in speed.
The front and rear surfaces of the sprocket are convex arcs, with radii equal to each other and the center of the tooth gap bottom. This allows for a uniform pitch and reduced friction. The tooth-face height of a gap-tooth chain sprocket is equal to the pitch of the chain, while the radii of its tooth-faces are larger than that of an ISO tooth-form.
One form of gap-tooth chain sprocket has four teeth at regular intervals. The teeth are interconnected by arc-shaped tooth gap bottoms. The resulting chain pitch is called the chain pitch. The gap-tooth sprocket can be used on various types of wheels.
ISO 606 1994 (E) defines the standard chain length, while Japanese Industrial Standards (JIS B 1801) define the standard tooth form. The ISO and Japanese Industrial Standards define two different tooth forms, namely S-tooth and U-tooth. The ISO and Japanese Industrial Standard tooth forms have different tooth pitches, but the root diameter of both forms is the same. The distance between each tooth is measured from the pitch polygon.
The tooth gap bottom circle of the gap-tooth sprocket gradually contacts the surface of the front tooth in the opposite side of the tooth gap. As this process continues, the tooth surface of the gap-tooth sprocket moves closer to the tooth head. This reduces the impact, which results in less noise.
The gap-tooth chain sprocket is an ideal solution for many applications. It allows the chain to disengage easily. With the same frequency, the teeth of the sprocket also help in regulating vibration. A sprocket with short teeth will be easier to disengage when necessary.
Another popular style of gap-tooth chain sprocket is the random polygon 64. The random polygon is a quadrilateral. Each vertex of the quadrilateral is assigned to one of the four consecutive pins on the uniform chain. The four consecutive pins are aligned in a gap-tooth pattern.

Steel split sprocket

Split sprockets are perfect for large portions of the drive system, as they can be installed without disassembling the entire shaft assembly. These sprockets are also useful in applications where there is limited workspace. They can be installed without disassembling the entire shaft assembly, minimizing the risk of damage to the conveyor system and reducing downtime.
There are several different types of split sprockets, including mat chains and table chains. Each type differs in bore diameter, number of teeth, block body style, and abrasion resistance. Some are made from steel, while others are made from a non-split material.
Split sprockets are available from many manufacturers. Typically, the split sprockets are made with two pieces of steel, which are then joined together again. This assembly technique is a cost-effective way to mount sprockets on a shaft. These sprockets can be stocked in multiple sizes and keyways.
Stainless Steel sprockets are available in stock and custom configurations. They are designed to last for years to come. These sprockets are suitable for conveyors, power transmission systems, and robotics. In addition, these sprockets offer heightened quality and durability. Some of these sprockets feature a bevel or spiral bevel gear, while others are made from helical gear.
Split sprockets are available in a variety of sizes. For instance, the RCS-03 is a plain bore type, while the RCS-04 is a finished bore type. Split sprockets are available with a split taper bushed design. They are also available with either single or multiple strands.

Double-duty sprocket

If you are looking for a heavy-duty chain sprocket, you have many choices. They come in different sizes, shapes, and materials. Some have wide teeth while others have narrow teeth. You should choose a sprocket that has the correct tooth pitch for your chain’s pitch diameter. You should also pay attention to the sprocket’s bore, or the hole in its center through which the drive shaft passes.
The type of transmission will also determine the type of sprocket you need. High-power transmissions, for example, require higher-pitch sprockets than lower-pitch models. To make sure that you choose the right sprocket for your application, check the horsepower and pitch of your transmission. If you have a low-pitch transmission, choose a smaller chain pitch. High-horsepower transmissions may also require multiple-strand drive.
There are different standards for sprockets, but ANSI standards are widely accepted. For instance, ANSI code B 29.1 requires sprockets to have two teeth per chain pitch, whereas ISO standards call for three. The double-duty sprocket, on the other hand, engages every other tooth. This helps the sprocket’s lifespan.
There are many different sprockets, and each has different performance characteristics. Generally, sprockets are made of metal or reinforced plastic and are similar to bicycle gears in their wheel-shaped design. Different types of chain sprockets have different teeth and work with different types of chains. The design of the chain and sprocket also determines the type of sprocket needed.
One popular type of double-duty sprocket is the steel-split sprocket. Its pitch is half the pitch of the chain and is usually referred to as a ‘double-duty’ sprocket. It is often used for heavy-duty purposes, as it distributes the load evenly on the chain.
While sprockets come in different tooth pitches and diameters, the recommended number of teeth is 17. The more teeth on the sprocket, the longer it will last. The height of the teeth is also important. A sprocket with more teeth will increase the life of the chain.

China high quality Construction Machinery Parts Excavator Undercarriage Sprocket Drive Sprocket for PC200 Mini Exacavtor     did chain and sprocket kitChina high quality Construction Machinery Parts Excavator Undercarriage Sprocket Drive Sprocket for PC200 Mini Exacavtor     did chain and sprocket kit
editor by CX 2023-07-13

China Handheld Wood Cutter tool sets Portable Electric Chainsaw hand mini chain saw cutting machine cordless power saws tools set drive sprocket

Grade: Industrial
Guarantee: 1YEAR
Motor Displacement: Other
Electricity: 710W
Customized assistance: OEM
Model Amount: JL0013
Attribute: Anti-slip
Electricity Source: Battery
Merchandise Name: Cordless Chain Observed
Xihu (West Lake) Dis.: 12 Inch Xihu (West Lake) Dis. Plate
Xihu (West Lake) Dis. Plate Kind: Sprocket
Transport Bundle: BMC Box
Chain Pace: 3.1m/S
Packaging Details: Carton fifty eight*forty three*27cm
Port: HangZhou,ZheJiang

Merchandise Info

Warranty1 years
Place of OriginChina
Model NumberJL0013
Brand TitleMASAKI
Drill Sortcordless chain saw
Speed TypeVariable Pace
Power ResourceBattery
Customized assistanceOEM
Product nameCordless chain noticed
Battery Capacity5.0Ah
Solution Attributes Item Software Connected Products Company Profile Packing&Transport FAQ 1. who are we?We are based in ZHangZhoug, China, begin from 2014,market to Africa(19.00%),South Asia(10.00%),Japanese Asia(10.00%),Mid East(10.00%),Oceania(10.00%),North The usa(10.00%),Southeast Asia(10.00%),Eastern Europe(ten.00%),South The us(ten.00%). There are overall about 11-50 people in our business office.2. how can we promise high quality?Usually a pre-creation sample before mass productionAlways last Inspection before shipment3.what can you acquire from us?influence drill,angle grinder, conveyor part chains chains conveyor portion conveyor chain sprocket Plunge Router,large stress washer,hand riveter4. why need to you acquire from us not from other suppliers?Following a lot more than ten a long time of advancement, ZHangZhoug CZPT Tools has turn into a large-scale team enterprise specializing in R&D, production and revenue of electric instruments.5. what companies can we give?Accepted Shipping and delivery Phrases: FOB,CFR,CIF;Accepted Payment Forex:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF China Company Design Y31125E Horizontal Universal Gear Hobbing Device For Income Accepted Payment Type: T/T,L/C,D/P D/A,Credit Card,Western Union,CashLanguage Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi, Motovario Planetary gearbox velocity variator Italian

Sprocket Basics

When it comes to sprockets, it’s important to understand the basics of design. This includes chain size and number of teeth. The number of teeth will vary depending on the type of chain and application. When determining the number of teeth, the angle between the teeth should be at least 360 degrees.


There are many factors to consider when choosing the correct sprocket size. The first thing to do is to determine if the sprocket is a double sprocket or a single sprocket. Also available in a variety of sizes. To determine the exact size, you should measure the distance between the grooves of the sprocket teeth and their opposite tooth slots. The distance between these two points is called the caliper diameter.
The size of the sprockets also varies depending on the type of chain. Large sprockets have arms, while smaller sprockets usually don’t. The arms reduce weight and inertia, making them more economical to operate. Some sprockets also have openings, which make them easier to assemble and disassemble. Some sprockets are also plated for a stronger construction. Some sprockets are manufactured with flame or induction hardened parts.
Sprockets are often used in conveyors, pallet conveyors and other conveying systems. The size of the sprocket should match the size of the chain. A caliper will help you determine if the sprocket has worn teeth. Another way to identify worn sprockets is to measure their diameter.
In addition to size, sprockets should have the correct pitch and center distance. This will help keep the roller chain taut. The chain should be clean and properly lubricated. There should be a small gap between the pin and bushing so that oil can pass through the sprocket and chain. In addition to this, the center-to-center distance between the chain and the sprocket should be at least 1.5 times the diameter of the sprocket.
The chain should have at least 17 teeth, which is common in the industry. Having smaller spacing will reduce mechanical losses and noise. However, larger sprocket sizes are best for applications with higher workloads.


Sprockets are mechanical parts that mesh with the chain to move the chain. It is made of metal or reinforced plastic and usually resembles a gear. It is a gear design for a specific type of chain. Most sprocket and chain systems work the same way, although they vary in material and pitch.
There are three basic types of sprockets: single-strand, double-strand, and triple-strand. The length and number of teeth for each type are specified by various standards. For reference, the ISO-DIN standard is shown. Most sprockets are made of alloy steel and are case hardened and tempered in the tooth area. They also have a hub and a key for mounting.
Metal sprockets can be made of steel or aluminum alloys. While steel is a more durable material, aluminum sprockets are more attractive. Steel is the best material for long rides, while aluminum sprockets are better for casual riding.
In addition to automotive and industrial applications, sprockets are used in oil and gas, textile machinery, instrumentation and mechanical transmission. Many types of sprockets are interchangeable with each other. For added protection, they can also be galvanized to prevent rust. The main methods of galvanizing sprockets are hot-dip galvanizing and electro-galvanizing.
Sprockets are usually made of steel or aluminum. Their design is similar to that of gears, although they are more widely spaced than their counterparts. They can also span longer distances than gears, allowing them to be used for power transmission.


A chain drive is a common type of mechanical transmission in which sprockets are used to help reduce the speed of a moving object. Sprockets can have horizontal, vertical or inclined pitch and are usually used in pairs. The teeth of the sprocket mesh with the rollers on the drive chain, reducing the speed. These sprockets are usually made of metal, but can also be made of plastic or composite materials.
The role of the sprocket is to transmit motion from the output shaft of the engine to the rear wheels. For this, the front sprocket needs to rotate at the same speed as the engine output shaft. It can be mounted either on the drive track or on the front of the vehicle. A third sprocket can be connected to the drive track. In addition, the front sprocket is used to pull the drive chain. This will help transfer power from the engine to the rear wheels, allowing the motorcycle to travel forward. The side plates of the chain also help transmit chain tension.
The bushings are subjected to the tension applied to the chain as it passes through the sprockets thousands of times per minute. This puts pressure on the pin inside the bushing. Additionally, the pins must withstand bending and shearing forces transmitted from the plate to the bushing. The pins must also withstand impact and have high tensile strength. If the pin is worn, it will need to be replaced or repaired.
Sprockets power the chain-driven motion system and carry heavy loads. Proper selection of sprockets can prevent damage to your equipment. To do this, you need to select the appropriate sprocket based on the type of assembly and system specification.


Sprocket maintenance is an important part of motorcycle maintenance. Failure to do so will result in frequent chain changes and additional costs. Regular maintenance of your chain will help ensure your chain will last 30,000 miles or more. By comparison, a poorly maintained chain only lasts 10,000 miles.
Checking the sprocket is very easy. First, remove the chain and align it. Next, check for any foreign objects. If you see a damaged sprocket, you need to replace it. If you can’t replace a worn sprocket, you can buy a new chain. However, the new chain will not last as long as the old one.
Check for signs of rust. Rust can form on the chain due to exposure to humidity and heat. When the pins or rollers get rusted, the seals are damaged. If the pins or rollers are rusted, it’s time to replace the chain.
Regular maintenance of the chain is important to prevent kinks and slippage. This can cause excessive wear on the sprockets and chain. If the teeth are worn, the chain will not be able to properly grip the sprocket, resulting in difficult shifting and severe vibration.
If your chain is several years old, it is important to lubricate it every few months to prevent rust. It is also important to clean the chain thoroughly before lubricating to keep it clean and lubricated. Non-petroleum-based cleaners can help remove grit that may have built up. If you use the chain for a long time, you will need to clean it every 300-600 miles.

China Handheld Wood Cutter tool sets Portable Electric Chainsaw hand mini chain saw cutting machine cordless power saws tools set     drive sprocketChina Handheld Wood Cutter tool sets Portable Electric Chainsaw hand mini chain saw cutting machine cordless power saws tools set     drive sprocket
editor by czh 2023-02-15