21 Tooth 12 Bolt Excavator Sprocket With 265mm Bore Direct Fit Replacement For SK07 SK60 Machines Heavy Duty Built Tough 14x40 Bolts, 55 Lbs Weight, Reliable Gear Component For Excavator Maintenance
Designed as a direct replacement drive sprocket for SK07 and SK60 excavators, this heavy-duty component is used in the undercarriage to replace worn sprockets and restore proper track tension and alignment. Regular maintenance with fresh sprockets helps prevent premature wear of pins, bushings, and rollers.
✅ 21-tooth, 12-bolt hole pattern
✅ 265mm inner bore
✅ 14x40 coarse thread bolts
✅ Weight: 55 lbs (25 kg)
✅ Alloy steel construction for high-torque, abrasive conditions
✅ OEM equivalents: 19570, 22017, 31281
✅ Direct fit replacement for SK07 SK60
💡 What is an excavator sprocket used for in heavy equipment?
It’s the drive gear that engages with the track, helping transfer power and maintain track alignment for reliable operation.
- Drives power from the drive motor to the track system
- Keeps track tension steady to minimize wear on pins and bushings
- Helps maintain proper track alignment to prevent derailment
- Direct fit replacements reduce downtime during maintenance