YNF17553 JCB220 sprocket ensures stable power transfer with 21 teeth and 20-hole mounting for excavator undercarriage systems.
Purpose-built for JCB220 excavator undercarriage
Heavy-duty 21-tooth and 20-hole design
Fabricated from heat-treated alloy steel for maximum durability
Smooth chain engagement reduces wear on track components
Ideal for contractors, repair shops, fleet owners, and distributors
The YNF17553 sprocket is engineered for the JCB220 excavator, providing efficient and stable power transfer to the track chain. With 21 precisely machined teeth and a 20-hole mounting pattern, the sprocket ensures secure installation and superior chain engagement during heavy excavation, leveling, or demolition work.
Built from high-strength, heat-treated alloy steel, the sprocket delivers outstanding resistance to abrasion, heavy impact, and long-term mechanical stress. Its optimized tooth profile reduces vibration and chain skipping, extending undercarriage service life and minimizing overall machine downtime.
As an OEM-equivalent undercarriage component, YNF17553 is widely favored by repair workshops, heavy equipment rental fleets, and global aftermarket distributors seeking reliable and cost-effective sprocket replacements for JCB220 machines.
| Parameter | Details |
|---|---|
| YNF Part Number | YNF17553 |
| Applicable Machine | JCB220 Excavator |
| Product Type | Undercarriage Drive Sprocket |
| Teeth Count | 21 Teeth |
| Bolt Holes | 20 Holes |
| Material | Heat-treated alloy steel |
| Function | Transfers final drive power to track chain |
| Resistance | Wear, abrasion, impact |
| Installation | Direct OEM replacement |
| Brand | YNF |
| Origin | China |
| MOQ | 1 Piece |
| Shipping | Sea, Air, Express |
| Payment Terms | T/T, PayPal, Western Union |
| Application Area | Description |
|---|---|
| Excavator Undercarriage System | Delivers stable drive power to track chain |
| Construction & Earthmoving | Suitable for long-hour, heavy-duty operations |
| Equipment Overhaul & Repair | Ideal for replacing worn sprockets |
| Aftermarket Supply | Reliable option for undercarriage parts distributors |
Related Products:
JCB220 Track Chain
JCB220 Idler
JCB220 Carrier Roller
Undercarriage Sprocket & Track Parts
FAQs：
Q: How many teeth does this JCB220 sprocket have?
A: 21 teeth.
Q: How many mounting holes?
A: 20 holes.
Q: Is it manufactured with heat-treated steel?
A: Yes, for maximum durability and wear resistance.
Q: Is this an OEM-equivalent replacement?
A: Yes, it fits JCB220 specifications directly.
The YNF17553 JCB220 sprocket is built to withstand demanding excavation work, featuring heat-treated alloy steel and a precision-machined tooth profile. Its 21-tooth, 20-hole configuration ensures secure fitment and smooth chain engagement, helping operators reduce downtime and maintain strong undercarriage performance. YNF Machinery provides stable stock, competitive pricing, and fast global delivery—ideal for distributors and heavy equipment service providers. Contact us today for pricing.
