Axle & Wheel End
Frontier has one of the largest axle housing stocks in the country
We have over 4000 new and refurbished axles for heavy duty trucks. These are from top brands like Eaton, Meritor, Alliance, and Hendrickson. Additionally, we offer Hubs, Spindles, Shafts, Differentials, and more. Our same day shipping gets you back on the road faster, limiting downtime and improving your bottom line.

Meritor MD2014X Rear Axle Assembly
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Tag No.
317-12650
Tag No.
317-12650
Part No.
MD2014E4EHCRNN512215
Part No.
MD2014E4EHCRNN512215
Suspension Type
T-Bar
Suspension Type
T-Bar
Housing Part #
3121T3920
Housing Part #
3121T3920
Differential Part #
MDL2014XE215
Differential Part #
MDL2014XE215
VIN #
4V4BC9EH9SN659157
VIN #
4V4BC9EH9SN659157
Truck Make
Various
Truck Make
Various
Position
Front
Position
Front
Spider Hole
15+1
Spider Hole
15+1
Cover Type
Welded
Cover Type
Welded
ABS
No
ABS
No
Torque Bracket #
3150K4821
Torque Bracket #
3150K4821
Seat Bracket #
None
Seat Bracket #
None
Differential Model
MDL2014X
Differential Model
MDL2014X
Miles
NEW
Miles
NEW
Locker
Yes
Locker
Yes
Wall Thickness
N/A
Wall Thickness
N/A
Inspected By
JL
Inspected By
JL
Ratio
2.15
Ratio
2.15
Brake Type
Disc
Brake Type
Disc
Hub
TBD
Hub
TBD
Axle Shafts
TBD
Axle Shafts
TBD
2-Speed
No
2-Speed
No

Eaton Spindle
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Tag No.
401-21065
Tag No.
401-21065
Part No.
971839
Part No.
971839
Side
Passenger
Side
Passenger
ABS
Yes
ABS
Yes
Truck Make
N/A
Truck Make
N/A
Axle Make
Eaton
Axle Make
Eaton
Axle Size
13600
Axle Size
13600

Eaton Spindle
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Tag No.
401-21064
Tag No.
401-21064
Part No.
971939
Part No.
971939
Side
Driver
Side
Driver
ABS
Yes
ABS
Yes
Truck Make
N/A
Truck Make
N/A
Axle Make
Eaton
Axle Make
Eaton
Axle Size
13600
Axle Size
13600

Eaton DS-404 Axle Housing
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Tag No.
300-26943
Tag No.
300-26943
Part No.
321501
Part No.
321501
Suspension Type
AG-400
Suspension Type
AG-400
Service #
321501
Service #
321501
Truck Make
Kenworth
Truck Make
Kenworth
VIN #
1XKADB9X56J120713
VIN #
1XKADB9X56J120713
Position
Front
Position
Front
Spider Hole
15+1
Spider Hole
15+1
Cover Type
Welded
Cover Type
Welded
ABS
No
ABS
No
Torque Bracket #
C11-1023
Torque Bracket #
C11-1023
Seat Bracket #
K034-198 x2
Seat Bracket #
K034-198 x2
Wall Thickness
9.5mm
Wall Thickness
9.5mm
Inspected By
KM/LM
Inspected By
KM/LM

Eaton RS-404 Axle Housing
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Tag No.
300-26941
Tag No.
300-26941
Part No.
321318
Part No.
321318
Suspension Type
AG-380 Flex Air
Suspension Type
AG-380 Flex Air
Service #
322557
Service #
322557
Truck Make
Peterbilt
Truck Make
Peterbilt
VIN #
N/A
VIN #
N/A
Position
Rear
Position
Rear
Spider Hole
15+1
Spider Hole
15+1
Cover Type
Welded
Cover Type
Welded
ABS
Yes
ABS
Yes
Torque Bracket #
302226
Torque Bracket #
302226
Seat Bracket #
N/A
Seat Bracket #
N/A
Wall Thickness
9.5MM
Wall Thickness
9.5MM
Inspected By
TS
Inspected By
TS


