Copyright Goodheart-Willcox Co., Inc. 599 Chapter 17 ∣ Final Drives 8. Outboard single-reduction planetary final drives are used in all of the following applications, except: A. articulated dump trucks. B. skid steers. C. rigid frame haul trucks. D. four-wheel-drive wheel loaders. 9. All of the following use nonintegrated final drives, except: A. articulated dump truck. B. combine. C. cotton picker. D. self-propelled forage harvester. 10. Drop axle final drives are used in _____. A. compact utility tractors B. haul trucks C. low-track dozers D. wheel loaders 11. Caterpillar elevated sprocket undercarriages use what type of final drives? A. Single-reduction outboard planetary. B. Double-reduction outboard planetary. C. Both A and B. D. Neither A nor B. 12. All of the following are true statements about harvester final drives, except: A. they can have planetary gears. B. they can have bull-and-pinion gears. C. they can have bevel gears. D. they are nonintegrated final drives. 13. All of the following are true statements about skid steer final drives, except: A. they are propelled by a hydraulic motor. B. they have a pair of drive chains on each side. C. they have a chain oil reservoir. D. they have planetary gear sets. 14. Motor grader tandem drives include all of the following, except: A. bull-and-pinion gears. B. chains and sprockets. C. differentials. D. planetary gear sets. 1. Final drives do all of the following, except: A. Provide one last torque multiplication. B. Provide one last speed reduction. C. Allow the two drive wheels to drive at two different speeds. D. Use planetary gears or bull-and-pinion gears. 2. Which type of final drive is not commonly used in off- highway equipment? A. Inboard planetary single reduction. B. Inboard planetary triple reduction. C. Outboard planetary single reduction. D. Outboard planetary double reduction. 3. _____ final drives are located next to the differential. A. Midboard B. Outboard C. Tandem chain D. Inboard 4. The _____ is bolted to the axle housing in a single- reduction planetary final drive. A. sun gear B. planetary carrier C. planetary pinion gear D. ring gear 5. What planetary member is connected to the axle shaft in a single-reduction planetary gear set? A. Sun gear. B. Planetary carrier. C. Planetary pinion gear. D. Ring gear. 6. The inboard planetary final drive housing is sometimes called a _____ housing. A. drum B. trombone C. trumpet D. barrel 7. In what type of equipment are inboard bull-and- pinion gear final drives used? A. Compact utility tractors. B. Haul trucks. C. Elevated sprocket undercarriages. D. Wheel loaders. Review Questions Answer the following questions using the information provided in this chapter.