Knowledge

5 Signs Your Excavator Sprockets Need Replaceme...

Excavator sprockets need replacement when teeth become sharp or hooked, show uneven wear, cause track skipping, create excessive noise/vibration, or reduce traction. Replace sprockets whenever installing a new track chain...

Which Sprocket Fits Cat 304 and Bobcat Series?

The sprocket that fits Cat 304.5, 304 CCR, 304CR, 305.5, and 305CR mini excavators is the 19-teeth, 9-bolt-hole drive sprocket (OEM part number 158-4795). For Bobcat mini excavator series E25, E26, E27, E32, E35,...

What Are the Top‑Rated Replacement Sprockets fo...

There are no single "top-rated" sprocket brands universally ranked for 2026. Instead, top-rated replacement sprockets are defined by manufacturing quality: induction-hardened tooth profiles, NITTO friction-welded or robotic CO2-welded construction, CNC-machined...

How Does Sprocket Tooth Geometry Prevent Track ...

Proper sprocket tooth geometry prevents track jumping by ensuring the track links or rollers seat securely in each tooth's seating curve during engagement. The tooth profile—designed with precise pitch matching,...

5 Signs Your Excavator Track Rollers Need Immed...

Track rollers need immediate replacement when you observe: (1) oil leakage around seals, (2) a seized roller that doesn't turn freely, (3) visible flat spots on the wear surface, (4)...

How Do Heat-Treated Track Rollers Extend Underc...

Heat-treated track rollers extend undercarriage life by creating a hard, wear-resistant outer surface while maintaining a tough, shock-absorbing core. Induction hardening specifically heats only the roller's tread and flanges, then...