Brand New 1-3/4 Inch Round Bore Disc Harrow Flange Bearing Unit With Triple Lip Seals Chevron High Temp Grease 5X5 Pattern Built Tough For Heavy Duty Farm Repairs

Heavy duty farm disc harrow flange bearing unit replacement
✔️ 1.75 round bore triple sealed grease filled agricultural hub

This single ST491A flanged housing replaces worn parts on Case IH, Sunflower, and Remlinger disc models. You get a direct drop-in fit that takes minutes to swap out on the tailgate. Ready to go lubricants handle dusty crop fields and rocky soil without failing fast during busy harvest windows. ✅ 1.75 inch round bore matches standard axle setups
✅ Dual triple lip seals lock in lubrication tightly against mud
✅ Five by five inch mounting layout aligns with tractor frames
✅ Premium Chevron thermal grease withstands intense plowing heat

💡 What causes agricultural flange bearings to fail prematurely? The main culprit is dust intrusion and overheating from constant friction.
- Heavy duty triple lip seals stop dirt ingress early
- High temperature grease stays thick under intense load
- Handy OEM cross references cut guesswork during swaps
- Solid steel housing resists vibration on rough terrain