Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands Shop All Vehicles

  2. Auto Parts
  3. Driveline and Axles
  4. Bearings
  5. Differential Race
  6. Timken 34478

Timken 34478 Differential Race

Timken 34478 Differential Race

Timken
Brand:Timken
Part Number: 34478
UPC: 053893269184
Weight: 0.78 lbs
Condition:New



On Sale:

$27.93

Availability:
14 in Stock
Warehouse: US-7
Quantity:

Product Information

Description:

TAPER CUP

Both The Inner (Cone) And Outer (Cup) Should Be Replaced At The Same Time To Maximize Reliability And Life

Engineered To Deliver Higher Speeds, Heavier Loads And Longer Life

Timken Is The Recognized Global Leader In Tapered Roller Bearings.

With Capacity To Manage Both Radial And Axial Loads, High Performance Timken Tapered Roller Bearing Components Are Engineered To Provide The Greatest Durability In The Most Compact Space.

Specifications:

Eaton Axle #:
2040575
Eaton Axle #:
402589
Eaton Axle #:
658628
Eaton Axle #:
742563B
Mack #:
64AX79
Meritor #:
34478
National Bearings #:
34478
SKF #:
34478
SKF #:
BR34478
Spicer #:
510344781
Spicer #:
550387

Select a vehicle to narrow Timken 34478 Differential Race fitment info!

Last Updated: 09/12/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

1989

 

1988

 

1989

 

1988

 
Ford B600

7.0L V8 Gas
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford B600



7.0L V8 Gas

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford B600

6.1L V8 Gas,
6.6L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford B600



6.1L V8 Gas,
6.6L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford B600

8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford B600



8.2L V8 Diesel,
8.2L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford B700

6.1L V8 Gas,
6.6L L6 Diesel Turbo,
7.0L V8 Gas,
7.0L V8 LPG,
7.8L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford B700



6.1L V8 Gas,
6.6L L6 Diesel Turbo,
7.0L V8 Gas,
7.0L V8 LPG,
7.8L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford B700

6.1L V8 LPG,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford B700



6.1L V8 LPG,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford B7000

10.4L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford B7000



10.4L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1990

 

1989

 

1988

 

1987

 

1990

 

1989

 

1988

 

1987

 
Ford CF6000

6.6L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford CF6000



6.6L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1994

 

1993

 
Ford CF7000

5.9L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford CF7000



5.9L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford CF7000

6.6L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford CF7000



6.6L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1994

 

1993

 
Ford CF8000

8.3L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford CF8000



8.3L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford CF8000

7.8L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford CF8000



7.8L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford CF8000

6.6L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford CF8000



6.6L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1994

 

1993

 
Ford F Super Duty

7.3L V8 Diesel OHV Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F Super Duty



7.3L V8 Diesel OHV Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Ford F Super Duty

7.3L V8 Diesel OHV,
7.5L V8 Gas OHV
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F Super Duty



7.3L V8 Diesel OHV,
7.5L V8 Gas OHV

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1994

 

1993

 
Ford F600

7.0L V8 LPG
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F600



7.0L V8 LPG

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
Ford F600

5.9L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F600



5.9L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford F600

7.0L V8 Gas
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F600



7.0L V8 Gas

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford F600

6.6L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F600



6.6L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1991

 

1991

 
Ford F600

7.8L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F600



7.8L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford F600

6.1L V8 Gas,
7.0L V8 LPG
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F600



6.1L V8 Gas,
7.0L V8 LPG

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford F600

7.8L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F600



7.8L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford F600

6.1L V8 LPG,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F600



6.1L V8 LPG,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1994

 

1993

 
Ford F700

7.0L V8 LPG
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F700



7.0L V8 LPG

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
Ford F700

5.9L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F700



5.9L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford F700

7.0L V8 Gas
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F700



7.0L V8 Gas

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford F700

6.6L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F700



6.6L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford F700

6.1L V8 Gas,
7.0L V8 LPG,
7.8L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F700



6.1L V8 Gas,
7.0L V8 LPG,
7.8L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Ford F700

10.4L V8 Diesel
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F700



10.4L V8 Diesel

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford F700

10.4L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F700



10.4L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford F700

6.1L V8 LPG,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F700



6.1L V8 LPG,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford F7000

10.4L V8 Diesel,
10.4L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F7000



10.4L V8 Diesel,
10.4L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1994

 

1993

 
Ford F800

5.9L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F800



5.9L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1994

 

1993

 

1992

 

1994

 

1993

 

1992

 
Ford F800

8.3L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F800



8.3L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford F800

7.8L L6 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F800



7.8L L6 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1991

 

1990

 

1989

 

1988

 

1987

 
Ford F800

6.1L V8 Gas,
6.6L L6 Diesel Turbo,
7.0L V8 Gas,
7.0L V8 LPG
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F800



6.1L V8 Gas,
6.6L L6 Diesel Turbo,
7.0L V8 Gas,
7.0L V8 LPG

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford F800

6.1L V8 LPG,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F800



6.1L V8 LPG,
8.2L V8 Diesel,
8.2L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1987

 

1987

 
Ford F8000

10.4L V8 Diesel,
10.4L V8 Diesel Turbo
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford F8000



10.4L V8 Diesel,
10.4L V8 Diesel Turbo

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle

1990

 

1989

 

1988

 

1990

 

1989

 

1988

 
Ford FT800

6.1L V8 Gas,
7.0L V8 Gas,
7.0L V8 LPG
1
 
Rear Right (Passenger)
 
Rockwell 13120, 15120 Axles
 

Ford FT800



6.1L V8 Gas,
7.0L V8 Gas,
7.0L V8 LPG

Rear Right (Passenger) Rockwell 13120, 15120 Axles

1 Per Vehicle