4x4 System

Here are some photos of the Sportsmobile 4x4 drivetrain when it was new and shiny. (That rust-free shine didn't last long with our beach camping!)

Front

Sportsmobile - Underneath - Front Axle - Leaf SpringsSportsmobile - Underneath - Front Axle - 2Sportsmobile - Underneath - Front Axle - 3Sportsmobile - Underneath - Front Axle - 1Sportsmobile - Underneath - Front Axle - Differential - ARB - Air Locker - 1Sportsmobile - Underneath - Front Axle - Rancho Shocks - 2Sportsmobile - Underneath - Bump StopsSportsmobile - Underneath - Exhaust - Drive Shaft

Rear

Sportsmobile - Underneath - Rear Axle - LeftSportsmobile - Underneath - Rear AxleSportsmobile - Underneath - Rear Axle - RightSportsmobile - Underneath - Rear Axle - Exhaust

 

Details

  • Transfer case: Advance Adapter Atlas II
  • Front: Dynatrac ProRock 60 axle with ARB air locker, partial military wrap leaf springs, and sway bar with quick disconnects
  • Rear: Dana 60 axle (semi-floating), with Ford limited slip differential, and wheel spacers to match the front track
  • Ground Clearance: 16.5"
  • Approach / Departure Angles: 44° / 32°
  • Turning Circle: 48 feet
  • Shocks: Rancho (RS-9000 adjustable - RS99001 front & RS99179 rear), or Bilstein (1720-HO front & 1614-HO rear), or Old Man Emu (N154 front & N155 rear — both custom-valved for Sportsmobile by OME)

 

Sportsmobile Dynatrac Front Axle Parts List

 
 
Tie Rod Ends:Moog # ES194RDynatrac # DA60-3304-A
Moog # ES194LDynatrac # DA60-3304-B
(The tie rod itself is a Sportsmobile custom part.)
 
Drag Link:Ford Motorcraft # MDOE8 and # MEOE130
 
Ball Joints:Spicer # 707238X
 
Brake Caliper/Pads:2004 E-350
 
Brake Rotor:1995-98 Ford Motorcraft F350 / Auto Specialty AR8553 / Dynatrac # DA601125-D
 
Wheel Studs:Ford Motorcraft # F81Z-1 107-AD
 
Timken Wheel Bearings:
  Inner:387ADynatrac # DA60-1244-A
  Inner Race:382ADynatrac # DA60-4222-B
  Outer:LM104949Dynatrac # DA60-1244-B
  Outer Race:LM104911Dynatrac # DA602-4222-C
  Grease Seal:48816Dynatrac # DA60-1175-D
 
Spindle Spanner nut:Spicer # 33732Dynatrac # DA60-1195-A
Lock washer:Spicer # 33733Dynatrac # DA60-1198-A
 
Axle Shaft U-joint:Spicer # 5-332XDynatrac # DA60-3249-A
 
Inner Axle Seal:36487Dynatrac # DA60-3254-A
 
Warn Premium Manual Hubs:Warn # 38826
 
Yoke:1350 Series Spicer # 3-4-5731 X
 
ABS SensorsLeft Side:GM 15990503
Right Side:GM 15990504