Detroit Rear Differentials For Sale by Dealerships

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Detroit DA-RT-40.0-4T Rear Differential for a 2021 Freightliner Cascadia

Newly Listed

Contact for price

GOOD SHAPE, Ratio: 216

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Will Fit Year(s)	2021
Stock Number	MF9583-3
MLS Number	14087519
Category	Differentials, Rear
Last Updated	1/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Detroit RTL40-NFDRR228 Rear Differential

Newly Listed

$3,250 USD

Condition	Remanufactured
Rear End	2.28 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RTL40-NFDRR228
Stock Number	2548648
MLS Number	14085395
Category	Differentials, Rear
Last Updated	1/13/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

2022 Detroit RT40-NFDRR216 Rear Differential

Newly Listed

$2,000 USD

DETROIT RT40-NFD, 2.16 RATIO

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDRR216
Stock Number	2595720
MLS Number	14085381
Category	Differentials, Rear
Last Updated	1/13/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

(844) 402-___ SHOW
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Detroit DA-RT-44.0-4 Rear Differential for a 2017 Western Star 4700

Contact for price

(Used) 2017 Western Star 4700, REAR DIFFERENTIAL GEARS ONLY- Serial Number: 771AAC-A212468T, Part Number: C11-00011-320, Make: Detroit, Model: DA-RT-44.0-4, Ratio: 4.78, Capacity: 22,000 Lbs...

Condition	Used
Rear End	4.78 ratio
Fits To Make(s)	Western Star
Fits To Model(s)	4700
Will Fit Year(s)	2017
Part Number	C11-00011-320
Stock Number	P-493428
MLS Number	14077604
Category	Differentials, Rear
Last Updated	1/8/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit DA-RT-40.0-4 Rear 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	MJ3182-4
MLS Number	14077080
Category	Differentials, Rear
Last Updated	1/8/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Detroit RT40-NFDRR308 Rear Differential

$2,550.45 USD

Condition	Remanufactured
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDRR308
Stock Number	TTP RT40-NFDRR308
MLS Number	13959929
Category	Differentials, Rear
Last Updated	1/6/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

(855) 794-___ SHOW
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2021 Detroit DA-RT-40.0-4S Rear Differential

$1,500 USD

DA-RT40.0-4S (RT40-NFD Rear) - 2.85 Ratio - Pullout - Approx. 193,619 Miles. DIFF ONLY, HOUSING SOLD SEPARATELY.

Condition	Used
Rear End	2.85 ratio
Stock Number	4540295
MLS Number	13895510
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2022 Detroit RT40-NFDRR285 Rear Differential

$2,000 USD

DET RT40, RATIO 2.85,

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDRR285
Stock Number	2571247
MLS Number	13915714
Category	Differentials, Rear
Last Updated	12/27/2025
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

(855) 794-___ SHOW
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2020 Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 116 Day Cab

$1,500 USD

DA-RT-40.0-4S (RT40-NFD) - 3.23 Ratio - Pullout - Grade A- DIFF ONLY, HOUSING SOLD SEPARATELY

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 116 Day Cab
Stock Number	4193-6
MLS Number	13983816
Category	Differentials, Rear
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 794-___ SHOW
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2021 Detroit DA-RT40.0-4T Rear Differential for a Freightliner CASCADIA

$1,500 USD

DA-RT-40.0-4T (RT40-NFD) Rear - 2.16 Ratio - Pullout - DIFF ONLY, HOUSING SOLD SEPARATELY.

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA
Stock Number	4265-6
MLS Number	13965800
Category	Differentials, Rear
Last Updated	1/1/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2020 Detroit DART400-4RR308 Rear Differential

$2,450 USD

GOOD CONDITION ---OIL WAS CLEAN

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR308
Stock Number	2515760
MLS Number	13641449
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2022 Detroit DART400-4RR308 Rear Differential

$2,450 USD

DIFF LOOKS LIKE NEW OIL WAS CLEAN

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR308
Stock Number	2429316
MLS Number	13641410
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2019 Detroit DART400-4NR264 Rear Differential

$2,450 USD

Condition	Used
Rear End	2.64 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4NR264
Stock Number	2400260
MLS Number	13641389
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2020 Detroit RT40-NFDRR216 Rear Differential

$2,000 USD

OIL WAS CLEAN IN GREAT CONDITION

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDRR216
Stock Number	2394319
MLS Number	13644142
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2019 Detroit DART400-4RR308 Rear Differential

$2,450 USD

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR308
Stock Number	2390490
MLS Number	13644134
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2020 Detroit DART400-4RR241 Rear Differential

$2,450.24 USD

LOOKS TO BE IN REAL NICE CONDITION

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR241
Stock Number	2319245
MLS Number	13014731
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2020 Detroit RT40-NFDRR308 Rear Differential

$2,250 USD

GOOD CONDITION OIL WAS CLEAN .GEAR SET LOOKS NEW

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDRR308
Stock Number	2313828
MLS Number	13644077
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2022 Detroit DART400-4RR285 Rear Differential

$2,450 USD

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR285
Stock Number	2306433
MLS Number	12683961
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2020 Detroit DART400-4RR241 Rear Differential

$2,450.24 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR241
Stock Number	2296243
MLS Number	13644062
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

2022 Detroit DART400-4RR216 Rear Differential

$2,450 USD

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR216
Stock Number	2538072
MLS Number	13697611
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2020 Detroit RT40-NFDRR308 Rear Differential

$2,250 USD

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDRR308
Stock Number	2533559
MLS Number	13670765
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2021 Detroit DART400-4SRR241 Rear Differential

$1,150 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4SRR241
Stock Number	2472736
MLS Number	13450821
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2019 Detroit DART400-4RR285 Rear Differential

$2,450 USD

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR285
Stock Number	2350556
MLS Number	13247056
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2020 Detroit DART400-4RR285 Rear Differential

$2,450 USD

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	DART400-4RR285
Stock Number	2337271
MLS Number	13234723
Category	Differentials, Rear
Last Updated	12/23/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck