Peterbilt 579 Axles &amp; Differentials For Sale

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2013 Peterbilt 579 Front Axle Assembly

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TAG MISSING GOOD KING PINS, Hub Bolts: PILOT, Brake Type: ABS, Axle Make: SPICER, Axle Model: N/A

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2013
Stock Number	237064-3
MLS Number	12560492
Category	Axle Assemblies, Front
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

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2014 Peterbilt 579 Rear Differential

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RSP40 - Rear Rear - 3.42 Ratio - Pullout - DIFF ONLY.

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	4462-3
MLS Number	14319957
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Peterbilt 579 Front Axle Assembly

$1,000 USD

Front Axle Beam, Good Condition. Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	79366
MLS Number	14108347
Category	Axle Assemblies, Front
Last Updated	5/14/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2016 Peterbilt 579 Spindle

$450 USD

Steering Knuckle, Price Per Side, Good Condition. Call DTI Trucks for more information and a shipping quote.

Quantity	2
Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	79365
MLS Number	14108346
Category	Spindles / Knuckles
Last Updated	5/14/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2016 Peterbilt 579 Rear Differential

$750 USD

Complete Rear Diff/Third Member (Gear Ratio), Good Condition, Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	79364
MLS Number	14108345
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2016 Peterbilt 579 Rear Axle Assembly

$1,500 USD

Complete rear axle, Hub To Hub, Ten Lug With (brake Type), With (Gear Ratio), Good Condition, Call DTI Trucks for More Information and for Shipping Quotes.

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	79363
MLS Number	14108344
Category	Axle Assemblies, Rear
Last Updated	5/14/2026
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2023 Peterbilt 579 Front Axle Assembly

$3,100 USD

(Used) 2023 Peterbilt 579, FRONT AXLE BEAM- Make: Meritor, Model: MFS12E122CNN4, Serial Number: M0M04638709, Hub Bolts: 10, Brake Type: Disc Brakes, Customer Part Number: B05-6043-0CA 100000...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2023
Part Number	B05-6043-0CA 100000
Stock Number	P-40200
MLS Number	11885387
Category	Axle Assemblies, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2022 Peterbilt 579 Front Axle Assembly

$3,100 USD

(Used) 2022 Peterbilt 579, COMPLETE FRONT AXLE- Part Number: B05-6043-0CA 100000, Serial Number: MON04558224, Make: Meritor/Rockwell, Model: MFS12E122CNN4, Measurement: 34" CENTER TO CENTER...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2022
Capacity	TBD
Part Number	B05-6043-0CA 100000
Stock Number	P-73803
MLS Number	12667492
Category	Axle Assemblies, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2015 Peterbilt 579 Front Axle Assembly

$1,495.99 USD

(Used) 2015 Peterbilt 579, COMPLETE FRONT AXLE- Make: Spicer, Model: E-1462W, Serial Number: MY01354110, Part Number: 1462TB102, Hub Bolts: 10, Capacity: 13,221LB, For more information about...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2015
Capacity	13,221LB
Part Number	1462TB102
Stock Number	P-19922
MLS Number	10505082
Category	Axle Assemblies, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2018 Peterbilt 579 Front Axle Assembly

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Eaton E1462I Front Steer Axle For Sale - Hub to Hub - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere., Capacity: 12000,...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2018
Capacity	12000
Part Number	972174
Stock Number	PT-0610-17
MLS Number	10541773
Category	Axle Assemblies, Front
Last Updated	5/14/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

2014 Peterbilt 579 Front Axle Assembly

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Spicer E1322W STEER AXLE ASSY 13200 axle load, Beam# 1462TB102 ,3.5-inch drop Call for more information, we ship everywhere, Capacity: 13000, Serial#: 1462tb102, Hub Bolts: 10, Brake Type...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Capacity	13000
Part Number	E1322W
Stock Number	PT-0505-21
MLS Number	9990982
Category	Axle Assemblies, Front
Last Updated	5/14/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

2023 Peterbilt 579 Front Axle Assembly

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2023 Meritor Rockwell MFS13B123CNN12 Front Axle Assembly - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2023
Stock Number	PT-0837-26
MLS Number	12918963
Category	Axle Assemblies, Front
Last Updated	5/14/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

2014 Peterbilt 579 Front Axle Assembly

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(Used) 2014 Peterbilt 579, COMPLETE FRONT AXLE- Make: Meritor, Model: MFS12E122CNN14, Capacity: 12,500 Lbs, Hub Bolts: 10, Brake Type: Disc, Reference images for condition For more...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Stock Number	P-87606
MLS Number	13103869
Category	Axle Assemblies, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2019 Peterbilt 579 Front Axle Assembly

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(Used) 2019 Peterbilt 579, COMPLETE FRONT AXLE- Part Number: B05-6043-0A6200000, Serial Number: M0N03627419, Make: Meritor, Model: MFS12E132BNN3, Capacity: 12,000 Lbs, Hub Bolts: 10, Brake...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2019
Capacity	12,000 Lbs
Part Number	B05-6043-0A6200000
Stock Number	P-88988
MLS Number	13147261
Category	Axle Assemblies, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2019 Peterbilt 579 Left Spindle

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(Used) 2019 Peterbilt 579, FRONT SPINDLE/KNUCKLE- Part Number: B05-6043-0A6200000, Serial Number: M0N03627419, Side: Driver Left Side, Make: Meritor, Model: MFS12E132BNN3, Capacity: 12,000...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2019
Side	LEFT
Capacity	12,000 Lbs
Part Number	B05-6043-0A6200000
Stock Number	P-88991
MLS Number	13147264
Category	Spindles / Knuckles
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2019 Peterbilt 579 Right Spindle

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(Used) 2019 Peterbilt 579, FRONT SPINDLE/KNUCKLE- Part Number: B05-6043-0A6200000, Serial Number: M0N03627419, Side: Passenger Right Side, Make: Meritor, Model: MFS12E132BNN3, Capacity:...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2019
Side	RIGHT
Capacity	12,000 Lbs
Part Number	B05-6043-0A6200000
Stock Number	P-88993
MLS Number	13147268
Category	Spindles / Knuckles
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2016 Peterbilt 579 Front Axle Assembly

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Eaton Spicer E1202I Front Steer Axle For Sale - Hub to Hub - Capacity: 12,000 lbs. - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2016
Capacity	12,000
Part Number	E1202I
Stock Number	PT-0854-18
MLS Number	13272319
Category	Axle Assemblies, Front
Last Updated	5/14/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

2016 Peterbilt 579 Front Axle Assembly

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(Used) 2016 Peterbilt 579, COMPLETE FRONT AXLE- Part Number: B05-6029-038000000, Serial Number: M0N01982094, Center Leaf to Center Leaf: 33", Make: Meritor, Model: MFS12E122ANN17, Capacity:...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2016
Capacity	12,000
Part Number	B05-6029-038000000
Stock Number	P-111735
MLS Number	13845290
Category	Axle Assemblies, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2016 Peterbilt 579 Left Spindle

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(Used) 2016 Peterbilt 579, SPINDLE KNUCKLE- Part Number: B05-6029-038000000, Serial Number: M0N01982094, Side: Driver Left Side, Make: Meritor, Model: MFS12E122ANN17, Capacity: 12,000 lbs,...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2016
Side	LEFT
Capacity	12,000
Part Number	B05-6029-038000000
Stock Number	P-111738
MLS Number	13845293
Category	Spindles / Knuckles
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2016 Peterbilt 579 Right Spindle

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(Used) 2016 Peterbilt 579, SPINDLE KNUCKLE- Part Number: B05-6029-038000000, Serial Number: M0N01982094, Side: Passenger Right Side, Make: Meritor, Model: MFS12E122ANN17, Capacity: 12,000...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2016
Side	RIGHT
Capacity	12,000
Part Number	B05-6029-038000000
Stock Number	P-111740
MLS Number	13845295
Category	Spindles / Knuckles
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2014 Peterbilt 579 Front Axle Assembly

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(Used) 2014 Peterbilt 579, COMPLETE FRONT AXLE- Part Number: 971426, Serial Number: 972174, Make: Meritor, Model: E1462I, Capacity: 13,201 Lbs, Hub Bolts: 10, Brake Type: Disc, Reference...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2014
Capacity	13,201 Lbs
Part Number	971426
Stock Number	P-112337
MLS Number	13867899
Category	Axle Assemblies, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2020 Peterbilt 579 Left Spindle

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(Used) 2020 Peterbilt 579, FRONT SPINDLE/KNUCKLE- Part Number: B05-6043-0B7100000, Serial Number: MON04075843, Side: Driver Left Side, Make: Meritor, Model: MFS13B132CNN10, Capacity:...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2020
Side	LEFT
Capacity	13,200 Lbs
Part Number	B05-6043-0B7100000
Stock Number	P-100846
MLS Number	13537018
Category	Spindles / Knuckles
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2020 Peterbilt 579 Right Spindle

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(Used) 2020 Peterbilt 579, FRONT SPINDLE/KNUCKLE- Part Number: B05-6043-0B7100000, Serial Number: MON04075843, Side: Passenger Right Side, Make: Meritor, Model: MFS13B132CNN10, Capacity: 13...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2020
Side	RIGHT
Capacity	13,200 Lbs
Part Number	B05-6043-0B7100000
Stock Number	P-100847
MLS Number	13537019
Category	Spindles / Knuckles
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2018 Peterbilt 579 Front Axle Assembly

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(Used) 2018 Peterbilt 579, COMPLETE FRONT AXLE- Part Number: 693927, Serial Number: MY01711245, Center Leaf to Center Leaf: 34", Make: Spicer, Model: E-1322LW, Capacity: 12,350 Lbs, Hub...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2018
Capacity	12,350 Lbs
Part Number	693927
Stock Number	P-102905
MLS Number	13604630
Category	Axle Assemblies, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts