Used Front Differentials For Sale

2020 Detroit RT40-NFDFR308 Front Differential

$3,295.16 USD

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR308
Stock Number	2533558
MLS Number	13670764
Category	Differentials, Front
Last Updated	1/8/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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Meritor-Rockwell 20-145 Front Differential for a 2002 Freightliner FLD

Contact for price

MILES 177293, Ratio: 411

Condition	Used
Rear End	4.11 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD
Will Fit Year(s)	2002
Stock Number	K96398-4
MLS Number	14077103
Category	Differentials, Front
Last Updated	1/8/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

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Detroit DA-RT-40.0-4 Front Differential for a 2020 Freightliner Cascadia

Contact for price

MILES 699385, Ratio: 228

Condition	Used
Rear End	2.28 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Will Fit Year(s)	2020
Stock Number	MJ3182-3
MLS Number	14077079
Category	Differentials, Front
Last Updated	1/8/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

(855) 794-___ SHOW
NUMBERCall Seller

1970 Meritor-Rockwell SQHDF Front Differential for a Fabco WT6630D

$1,450 USD

SQHD Front - 6.80 Ratio - Pullout.

Condition	Used
Rear End	6.80 ratio
Fits To Make(s)	Fabco
Fits To Model(s)	WT6630D
Stock Number	2034-4
MLS Number	13903631
Category	Differentials, Front
Last Updated	1/14/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2019 Detroit Front Differential for a Detroit RT40-NFDFR264

$3,295.16 USD

Condition	Used
Rear End	2.64 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR264
Stock Number	2400259
MLS Number	13649141
Category	Differentials, Front
Last Updated	1/7/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2018 Detroit Front Differential for a Detroit RT40-NFDFR241

$3,295.16 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR241
Stock Number	2514438
MLS Number	13553121
Category	Differentials, Front
Last Updated	1/7/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

2021 Detroit RT40-NFDFR241 Front Differential

$3,295.16 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR241
Stock Number	2471736
MLS Number	13499087
Category	Differentials, Front
Last Updated	1/7/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

2019 Detroit Front Differential for a Detroit RT40-NFDFR241

$3,295.16 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR241
Stock Number	D19G8002F
MLS Number	13499050
Category	Differentials, Front
Last Updated	1/7/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

Rockwell Sq100-3.55 Front Differential

$750 USD

Rockwell SQ100 3.55 Ratio CORE, Missing Adjuster ring and blown up pinion gear, Yoke: 1710, Side Gear: 41 SPlines, Input: 39 Splines, Non-Locker

Condition	Used
Stock Number	16030
MLS Number	14021904
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2004 Eaton DS404-3.36 Front Differential for a Peterbilt 379

$1,295 USD

Eaton DS404 3.36 Inspected Takeout +$350, Capacity: 40K, Ratio: 3.36, Yoke: 1810, Side Gear: 41 Splines, Input: 44 Splines, Non-Locker

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	379
Stock Number	15370
MLS Number	13876412
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-4.33 Front Differential

$1,295 USD

Eaton DS404 4.33 Inspected Takeout +$350 Core, Capacity: 40K, Ratio: 4.33, Yoke: 1760, Side Gear: 41 Splines, Input: 44 Splines, Non-Locker

Condition	Used
Stock Number	15365
MLS Number	13876407
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-3.90 Front Differential

$1,295 USD

Eaton DS404 3.90 Inspected Takeout +$350 Core, Capacity: 40K, Ratio: 3.90, Yoke: 1710, Side Gear: 41 Splines, Input: 44 Splines, Non-Locker

Condition	Used
Stock Number	15359
MLS Number	13871763
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-3.55 Front Differential

$1,295 USD

DS 404 3.55 Inspected takeout. +$350 core, Yoke; 1760, Side gear; 41 Spline, Input shaft; 44 spline.

Condition	Used
Stock Number	15316
MLS Number	13869092
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2001 Eaton DS404-3.55 Front Differential for a Kenworth W900

$1,295 USD

DSP40 3.55 Inspected takeout +$500 core, Yoke; SPL170, Side gear; 41 Spline, Input shaft; 44 spline.

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	W900
Stock Number	14998
MLS Number	13812796
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-4.11 Front Differential

$500 USD

DS404 4.11 CORE, Ring and pinion damage, Yoke; 1810, Side gear; 41 Splines, Input; 44 Spline,

Condition	Used
Stock Number	13070
MLS Number	13574817
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-3.70 Front Differential

$1,195 USD

DS404 3.70 Inspected takeout +$350 CORE, Yoke; 1760, Side gears; 41 Spline, Input; 44 Spline, Locker; NO

Condition	Used
Stock Number	13056
MLS Number	13571499
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Rockwell SQ100-3.73 Front Differential

$750 USD

SQ100 3.73 CORE, Rusty, Yoke; 1760, Side gears; 41 Spline, Input; 39 Spline

Condition	Used
Stock Number	13000
MLS Number	13559041
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-3.25 Front Differential

$500 USD

DS404 3.25 CORE, Ring and pinion damage.

Condition	Used
Stock Number	12829
MLS Number	13496385
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-3.90 Front Differential

$1,295 USD

DS404 3.90 Inspected Takeout + $350.00 Core, Yoke 1810 Open, Side Gear 41 Spline, Input Shaft 44 Spline

Condition	Used
Stock Number	12728
MLS Number	13441273
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2000 Eaton DS404-4.11 Front Differential for a Kenworth T800

$250 USD

DS404 4.11 CORE, Yoke 1810 Open, Side gears 41 Spline, Input 44 Spline

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T800
Stock Number	12603
MLS Number	13400546
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

1996 Rockwell SQ100-3.73 Front Differential for a Kenworth T800

$450 USD

SQ100 3.73 CORE, Yoke N/A, Side gear 41 Spline, Input 39 Spline

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T800
Stock Number	12593
MLS Number	13391637
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-4.33 Front Differential

$895 USD

DS404 4.33 Inspected takeout +$350 Core, Yoke 1760 Open, Side gear 41 Spline, Input 44 Spline

Condition	Used
Stock Number	12543
MLS Number	13376957
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton DS404-3.70 Front Differential

$1,295 USD

DS404 3.70 inspected takeout +350 Core, Front, Rear Differential. 40K Capacity, 3.70 ratio, 1810 open yoke, 41 side gear count, 44 input spline count,, non-locking.

Condition	Used
Stock Number	12456
MLS Number	13355853
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2015 Eaton DS404-3.36 Front Differential for a Kenworth T680

$750 USD

DS404 3.36 Takeout, Yoke:1810 open, 41 Side Gear spline, Input 44 spline

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	12276
MLS Number	13313950
Category	Differentials, Front
Last Updated	1/7/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower