BOWER HEAVY DUTY BEARINGS BY NTN
Clutch Pilot Bearings
BOWER HEAVY DUTY BEARINGS BY NTN
Clutch Pilot Bearings
Constant Velocity Joints by NTN
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Premium Clutch Pilot Bearings for Heavy-Duty Truck Applications


Heavy-Duty Engineering


Bower heavy-duty clutch pilot bearings are engineered to withstand the ever-increasing demands on engines and transmissions in today's marketplace. For applications with demanding operating conditions, NTN recommends the use of Bower high-temperature bearings. These bearings, which surpass OEM recommended ratings, come equipped with high-temperature grease and seals, ensuring extended bearing life and optimal performance.

Premium Brands, Premium Materials


Our promise is to provide premium components that meet the exacting standards our customers have come to expect. And each component undergoes NTN’s rigorous testing, ensuring parts live up to our quality standards

High-Quality Bearings for Standard and High Temperature Applications


High-quality construction ensures smooth and reliable shift quality, extending transmission and clutch life.

High-quality steel provides anti-friction alignment allowing for efficient power transfer and reduced shifting times in high-speed settings.

Standard Clutch Pilot Bearings


Polyrex EM Grease

  • Temperature range of -25°C to 170°C
  • Advanced polyurea thickener protects against corrosion, increases grease life & reduces noise

Full Contact Nitrile Seal

  • Temperature range of -26°C to 107°C
  • Double lip and labyrinth design provide superior contamination protection
  • Excellent oil and abrasion resistance features

High Temperature Clutch Pilot Bearings


KRYTOX GPL225 Grease

  • Temperature range of -40°C to 220°C
  • Fluorinated grease provides excellent film strength & high temperature stability needed for corrosive environments

Full Contact Viton Seal

  • Temperature range of -40°C to 218°C
  • Compatible with special lubricants/chemicals
  • Double lip and labyrinth design provide superior contamination protection 
  • High-temperature capability
  • Low swell characteristics