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Axle - Dana 80 Specifications
 
 
Dana 44 - Axle 
Ring Gear Size:
11" / 11.5"
Axle Splines Available: 35, 37
Gears Ratios Available: 3.31, 3.55, 3.73, 4.10, 4.56, 4.63, 4.88, 5.13
Locker Options: Detroit, LockRite, Trac-Lock, ARB (4.10 + 35spline)
Cases/Carriers:
  • 35 SP 3.73 & Down Standard
  • 35 SP 4.10 & Up Standard
  • 37 SP 3.73 & Down Standard
  • 37 SP 4.10 & Up Standard
  • 35 SP 3.73 & Down Trac Lok
  • 35 SP 4.10 & Up Trac Lok

Dana 80 Axle Tech:

When ordering a Lock Right:

  • 2810 = 35 spline
  • 2811 = 37 spline
 
Model/Version
 Years
F 350 Super Duty (35 spline)
'88-98
F 450 Super Duty (37 spline)
'90-98
BR2500HD auto/manual
unknown
BR3500
unknown
Sentry Bus's
unknown