Spicer® Drive Axles Drive Axle Application Guidelines DAAG-0080 August 2020 Table of Contents Introduction Oil Field Important Information about These Guidelines.............................. 1 Vocational Description ................................................................... 27 Purpose ....................................................................................... 1 Typical Vehicle Types .................................................................... 27 Use of Guidelines.......................................................................... 1 Service Definitions ........................................................................ 27 Drive Warranties ......................................................................... 1 Refuse Questions .................................................................................... 1 Vocational Description ................................................................... 29 Changes to Guidelines .................................................................. 1 Typical Vehicle Types .................................................................... 29 Drive Axle Application Guidelines .................................................. 2 Service Definitions ........................................................................ 29 City Delivery Vocational Description .................................................................. 4 Rescue Vocational Description ................................................................... 32 Typical Vehicle Types ................................................................... 4 Service Definitions ........................................................................ 4 Typical Vehicle Types .................................................................... 32 Construction/Agriculture Vehicle Configuration ................................................................... 32 Vocational Description .................................................................. 7 Service Definitions ........................................................................ 32 Typical Vehicle Types .................................................................... 7 School Bus Vocational Description ................................................................... 34 Service Definitions ....................................................................... 7 Fire Service Typical Vehicle Types .................................................................... 34 Vehicle Configuration ................................................................... 34 Vocational Description ................................................................ 10 Service Definitions ........................................................................ 34 Typical Vehicle Types ................................................................. 10 Service Definitions ..................................................................... 10 Yard Tractor Heavy Haul Vocational Description ................................................................... 36 Vocational Description ................................................................ 13 Typical Vehicle Types .................................................................... 36 Typical Vehicle Types ................................................................. 13 Vehicle Configuration ................................................................... 36 Service Definitions ........................................................................ 36 Service Definitions .................................................................... 13 Intercity Coach Housing Structural Ratings Vocational Description ................................................................ 15 13,500 lb. Housing Structural Ratings .............................................. 38 15,500 lb. Housing Structural Ratings ............................................. 39 Typical Vehicle Types ................................................................. 15 Vehicle Configuration ................................................................ 15 17,000 lb. Housing Structural Ratings ............................................. 40 Service Definitions ..................................................................... 15 19,000 lb. Housing Structural Ratings ............................................. 41 Linehaul 20,000 lb. Housing Structural Ratings ............................................. 42 Vocational Description ................................................................ 17 22,000 lb. Housing Structural Ratings ............................................. 45 23,000 lb. Housing Structural Ratings ............................................. 46 Typical Vehicle Types ................................................................. 17 25,000 lb. Housing Structural Ratings ............................................. 48 Service Definitions ..................................................................... 17 Logging 26,000 lb. Housing Structural Ratings ............................................. 49 Vocational Description ................................................................ 21 30,000 lb. Housing Structural Ratings ............................................. 50 Typical Vehicles Types................................................................ 21 35,000 lb. Housing Structural Ratings ............................................. 51 Service Definitions ..................................................................... 21 40,000 lb. Housing Structural Ratings ............................................. 52 Mining 44,000 lb. Housing Structural Ratings ............................................. 55 Vocational Description ................................................................ 23 46,000 lb. Housing Structural Ratings ............................................. 56 Typical Vehicle Types ................................................................. 23 50,000 lb. Housing Structural Ratings ............................................. 58 Service Definitions ..................................................................... 23 52,000 lb. Housing Structural Ratings ............................................. 59 Motorhome 60,000 lb. Housing Structural Ratings ............................................. 60 Vocational Description ................................................................ 25 70,000 lb. Housing Structural Ratings ............................................. 61 Typical Vehicle Types ................................................................. 25 Tridem Load Ratings Vehicle Configurations ............................................................... 25 Load Ratings .................................................................................. 62 Service Definitions ..................................................................... 25 Table of Contents (Continued) Spicer® Drive Axle Model Identification Spicer® Drive Axle Identification ................................................... 67 Drive Axle Head Assembly .......................................................... 67 Parts Identification .................................................................... 68 Nomenclature Tandem Axle Assembly ............................................................... 69 Housing and Output Shaft Assembly ........................................... 70 Forward Axle Pinion Assembly (Tandem Axle) ............................. 71 Wheel Differentia ....................................................................... 72 Power Divider ............................................................................. 73 Spindle Nut Systems .................................................................. 74 Axle Shaft Flange to Hub ............................................................. 75 Power Divider Operation Power Flow and Torque Distribution ........................................... 76 Power Flow and Torque Distribution ........................................... 77 Wheel Differential Lock Wheel Differential Lock .............................................................. 78 Differential Lock Engaged ........................................................... 79 Dual Range Tandem Axle Drives Description and Operation .......................................................... 80 Gearing and Torque Distribution - Dual Range Gearing ................ 80 Planetary Double Reduction Axles Description and Operation .......................................................... 81 Track, SLR, SMC Dual/Single Tire .......................................................................... 82 Super Single Tires / Offset Wheels Offset Wheels............................................................................. 83 Ratings Charts 40,000 lb. Ratings ....................................................................... 84 44,000 lb. Ratings ....................................................................... 86 46,000 lb. Ratings ....................................................................... 87 Glossary Terms ......................................................................................... 88 Introduction Introduction Questions For answers to questions concerning the Guidelines or to Important Information about These Guidelines request a Drive Axle Approval Request Form for a use not Purpose covered by the Guidelines, contact one of the following: The purpose of these Drive Application Guidelines