Contents © 2018 PACCAR Inc. - All Rights Reserved This manual illustrates and describes the operation of features or equipment which may be either standard or optional on this vehicle. This manual may also include a description of features and equipment which are no longer available or were not ordered on this vehicle. Please disregard any illustrations or descriptions relating to features or equipment which are not on this vehicle. PACCAR reserves the right to discontinue, change specifications, or change the design of its vehicles at any time without notice and without incurring any obligation. The information contained in this manual is proprietary to PACCAR.

Reproduction, in whole or in part, by any means is strictly prohibited without prior written authorization from PACCAR Inc.

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Maintenance

MAINTENANCE 1 Chapter 1 | MAINTENANCE PACCAR 20k Front Axle Lubrication Intervals .................................................................................... 6 PACCAR 20k Front Axle Lubrication ................................................................................................... 7 Y53-1280-1A1 (05/08/2018) 5

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PACCAR 20k Front Axle Lubrication Intervals

MAINTENANCE - PACCAR 20k Front Axle Lubrication Intervals 1 PACCAR 20k Front Axle Lubrication Intervals Steer Axles Steer Axle Wheel Ends 6 Y53-1280-1A1 (05/08/2018) Type of Lube System Lubricant SAE Change Interval for Line Haul Change Interval for Vocational Kingpin Joint Grease / Tie Rod Ends Heavy-Duty Multipurpose Lithium Based #1 Grade or #2 Grade 25,000 miles (40,000 km) or 6 months Every 50 hours Type of Lube System Lubricant SAE Change Interval for Line Haul Change Interval for Vocational Steer Axle Oil Bath LMS Synthetic SAE 75W-90 500,000 miles (800,000 km) or 5 years 120,000 miles (193,000 km) or 2 years Steer Axle Oil Bath (Adjusted) Synthetic SAE 75W-140, SAE 50 120,000 miles (193,000 km) or 1 year 60,000 miles (95,000 km) or 6 months

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