New and Used 4.56 (Ratio) For Sale

Find new and used Semi Truck 4.56 (Ratio) for sale in stock near you with fast delivery. Over 500 18-wheeler parts including Cabs, Engine Parts, Fuel Tanks, Differentials, and more.

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View more Gear Sets

Gear Sets

Part#	Ratio	Truck Year	Differential Make	Condition
Used 2007 Spicer/Dana Gear Set			$1,500.00 ^**
563622	4.56	2007	Spicer/Dana	Used
Good used 2007 GMC C5500 GM 6.6L Duramax Spicer (Rear Gear) with 4.56 ratio. Call for questions on price and shipping. All parts come with a 90 day warranty. All parts are inspected, cleaned, and Inspected before shipping. To check availability for any of our parts, call us or visit our website BusbeeTruckParts.com. (Interchange:
Used Spicer/Dana S110 Gear Set			$400.00
09124 132957ht	4.56		Spicer/Dana	Used
Used Spicer , ring and pinion only , S110 ---4.56 ratio , this will fit locker or non lock, no ABS toner ring. $400.00

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View more Complete Axle-Rear Rears

Complete Axle-Rear Rears

Ratio	Truck Year	Differential Make (Rear)	Differential Model (Rear)	Condition
Used 2014 Meritor/Rockwell RR23-160 Complete Axle-Rear Rear			$1,500.00
4.56	2014	Meritor/Rockwell	RR23-160	Used
Meritor RR-23-160 rear axle rear assembly. Good condition Key Specs: Truck: Western Star 4700 Model: RR-23-160 Part #: S11-16860-456 Ratio: 4.56 Type: Rear Axle Rear (TAYLOR'S MOTOR CO.) 3229 Presson Rd, Monroe, NC 28112 Call or text: 704-242-3008
Used 2003 Detroit Complete Axle-Rear Rear			$650.00
4.56	2003	Detroit	Other	Used
This is a used rear differential (drive axle) that was in a 2003 MCI Model D transit bus. This bus was driven prior to being dismantled. Rear axle has been inspected and check for any defects. Current mileage on bus was 344,000 miles. 1 Year Warranty on part.

View All 35 Complete Axle-Rear Rears

View more Axles, Complete Rears

Axles, Complete Rears

Ratio	Truck Year	Differential Make (Rear)	Differential Model (Rear)	Condition
Used 2021 Dana S23-170 Axle, Complete Rear			$2,295.00
4.56	2021	Dana	S23-170	Used
(Used) 2021 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00022-049, Serial Number: HN07875092 Make: Spicer, Model: S23-170, Ratio: 4.56, Capacity: 23,000 Lbs, Hub Bolts: 10, Brake Type: Drum, Suspension: Leaf Springs, Reference images for condition, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921
Used 2015 Meritor/Rockwell RS23-160 Axle, Complete Rear			$1,749.99
4.56	2015	Meritor/Rockwell	RS23-160	Used
(Used) 2015 Freightliner M2 112 Medium Duty, COMPLETE REAR DIFFERENTIAL- Make: Meritor, Model: RS23-160, Ratio: 4.56, Capacity: 23,000 Lbs, Hub Bolts: 10, Brake Type: Drum, Serial Number: FOR02828827, Reference images for condition For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921

View All 14 Axles, Complete Rears

View more Front Rears (Tandem Front)

Front Rears (Tandem Front)

Ratio	Differential Make (Front)	Differential Model (Front)	Condition
Used Eaton DT402P Front Rear (Tandem Front)		$1,800.00
4.56	Eaton	DT402P	Used
GOOD INSPECTED TAKEOUT THAT HAS BEEN CLEANED AND PAINTED AND HAS A NEW SEAL INSTALLED.. GEAR SET IS 111190 OR 219003. WE WILL REMOVE TO SELL. (4.56 NO YOKE)

View All 89 Front Rears (Tandem Front)

View more Complete Axle-Front Rears

Complete Axle-Front Rears

Ratio	Truck Year	Differential Make (Front)	Differential Model (Front)	Condition
Used 2014 Meritor/Rockwell RP23160 Complete Axle-Front Rear			$1,500.00
4.56	2014	Meritor/Rockwell	RP23160	Used
Meritor RP-23-160 rear front axle assembly. Good condition Key Specs: Truck: Western Star 4700 Model: RP-23-160 Part #: RP23160NCN1343 Ratio: 4.56 Type: Rear Front Axle Application: Drivetrain (TAYLOR'S MOTOR CO.) 3229 Presson Rd, Monroe, NC 28112 Call or text: 704-242-3008

View All 25 Complete Axle-Front Rears

View more Tandem Cutoffs

Tandem Cutoffs

Ratio	Truck Year	Differential Make (Tandem)	Differential Model (Tandem)	Condition
Used 2015 Meritor/Rockwell RT46-164 Tandem Cutoff			$6,500.00 ^**
4.56	2015	Meritor/Rockwell	RT46-164	Used
Meritor Rockwell RT46-164 Tandem Cutoffs 4.56 Ratio - full locker, Capacity: 46,000 lbs. - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or text. We ship everywhere.
Used 2025 Spicer/Dana D46-172HP Tandem Cutoff			$12,000.00
4.56	2025	Spicer/Dana	D46-172HP	Used
Almost new

View All 45 Tandem Cutoffs

View more Rear Rears (Tandem Rear or Single)

Rear Rears (Tandem Rear or Single)

Ratio	Truck Year	Differential Make (Rear)	Differential Model (Rear)	Condition
Used 2012 Spicer/Dana S110 Rear Rear (Tandem Rear or Single)			$1,000.00 ^**
4.56	2012	Spicer/Dana	S110	Used
TERRA STAR CREW CAB 2011: DUMP $1500, HOOD $1500, BUMPER $450, AL RIMS $150, FUEL TANKS $550, 6.4 ENGINE CALL FOR PARTS PRICING, CARRIER $1000 Please keep me in mind for future purchases. I have about 3.5 acres of heavy Trucks and Parts. We have many engine parts and engines. Turbos, manifolds, heads, ECM's, gears, timing covers, clutch housing, etc. Call For Pricing We sell a full line of Heavy Duty Truck Parts: Cabs, Hoods, Engines, Transmissions, Front Axles, Differentials, etc... Call us we have what you are looking for! Thanks, Tony Delauto Used Truck Parts, Inc PO BOX 398 Felda FL 33930 Shop 863/675-7788 Cell 305/495-7973
Used MERITOR MS-113 Rear Rear (Tandem Rear or Single)			$850.00
4.56		MERITOR	MS-113	Used
Good used Meritor MS-113 rear, rear differential assembly. 4.56 ratio. 90 day guarantee for swap or refund - Ratio: 4.56;Diff lock: N/A;Spline: 37 difflock: N/A
Core 1997 MERITOR RRL23160-4.56 Rear Rear (Tandem Rear or Single)			$1,150.00
4.56	1997	MERITOR	RRL23160-4.56	Core
RRL23160 4.56 CORE Splines stripped on locker Yoke 1710 Full round Side gear 46 Spline Input 46 Spline - Ratio: 4.56
Core MERITOR RRL23160-4.56 Rear Rear (Tandem Rear or Single)			$995.00
4.56		MERITOR	RRL23160-4.56	Core
RRL23160 4.56 ratio Core, locker splines damaged. Yoke 1710 full round Side gears 46 spline Input 46 spline - Ratio: 4.56
Used Universal Meritor/Rockwell RR20-145 Rear Rear (Tandem Rear or Single)			$650.00
4.56	Universal	Meritor/Rockwell	RR20-145	Used
GTO RR20145 RATIO 4.56 41 SPLINE AXLE GEARS
Used 2001 MERITOR RDL46-160 Rear Rear (Tandem Rear or Single)			$1,295.00
4.56	2001	MERITOR	RDL46-160	Used
4.56 ratio, Meritor rear, rear differential, pulled from a 2001 Freightliner FLD120. Used condition, locker, R46-160, 1710 yoke. SN: AVC00091273 +750 Core - Ratio: 4.56

View All 203 Rear Rears (Tandem Rear or Single)

View more Differential Cases

Differential Cases

Part#	Differential Make	Differential Model	Condition
Used Meritor/Rockwell SSHD Differential Case		Call for price
5012-0825222 - SN:SSHD	Meritor/Rockwell	SSHD	Used
STOCK:5012-0825222, 1989 USED SSHD ROCKWELL FRONT DIFFERENTIAL,44.000LBS, RATIO:4.56, COMPLETE, INSPECTED INSIDE WITH GOOD GEARS, ALSO MANY DIFFERENTIALS IN STOCK - FOR PRICE AND SHIPPING CONTAC. US AT -* 4 - T R U C K S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.
Used Meritor/Rockwell RR/RS23160 Differential Case		Call for price
RS23160	Meritor/Rockwell	RR/RS23160	Used
STOCK:3930-0707211, 2013 USED RS23160 REAR REAR ROCKWELL-MERITOR DIFFERENTIAL,46.000LBS, RATIO:4.56, COMPLETE, INSPECTED INSIDE WITH GOOD GEARS, ALSO MANY DIFFS IN STOCK - FOR PRICE AND SHIPPING CONTACT US AT -* 4 - T R U C K S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.
Used Eaton RS402 Differential Case		Call for price
RS402	Eaton	RS402	Used
STOCK:4013-0729218, 1996 USED RS402 EATON REAR REAR DIFFERENTIAL, RATIO:4.56, 1.996 TRUCK, COMPLETE, INSPECTED INSIDE WITH GOOD GEARS, ALSO MANY DIFFS IN STOCK - FOR PRICE AND SHIPPING CONTACT US AT -* 4 - T R U C K S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.
Remanufactured Eaton RS463 Differential Case		Call for price
4351-0119222 - SN:RS463	Eaton	RS463	Remanufactured
STOCK:4351-0119222, 2003 REMANUFACTURED RS463 REAR REAR EATON DIFFERENTIAL, LOCKER, 46.000LBS, RATIO:4.56, CO. PLETE, READY TO WORK, ALSO MANY DIFFERENTIALS IN STOCK - FOR PRICE AND SHIPPING CONTACT US AT -* 4 - T R U C K. S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.
Used Meritor/Rockwell RT23160 Differential Case		Call for price
4355-0124222 - SN:RT23160	Meritor/Rockwell	RT23160	Used
STOCK:4355-0124222, 2006 USED RT23160 FRONT ROCKWELL-MERITOR DIFFERENTIAL, 46.000LBS, RATIO:4.56, COMPLETE, INSPECTED INSIDE WITH. GOOD GEARS, ALSO MANY DIFFERENTIALS IN STOCK - FOR PRICE AND SHIPPING CONTACT US AT -* 4 - T R U C K S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.
Remanufactured Meritor/Rockwell RS20-145 Differential Case		Call for price
RS20145	Meritor/Rockwell	RS20-145	Remanufactured
STOCK:3795-0524212, 2010 REMANUFACTURED RS20145 ROCKWELL MERITOR REAR REAR DIFFERENTIAL, RATIO:4.56, COMPLETE , READY TO WORK, ALSO MANY DIFFS IN STOCK - FOR PRICE AND SHIPPING CONTACT US AT -* 4 - T R U C K S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.
Remanufactured Meritor/Rockwell RS20-145 Differential Case		Call for price
RS20145	Meritor/Rockwell	RS20-145	Remanufactured
STOCK:3802-0527215, 2009 REMANUFACTURED RS20145 REAR REAR ROCKWELL-MERITOR DIFFERENTIAL, RATIO:4.56, COMPLETE, 2009 TRUCK, ALSO MANY DIFFS IN STOCK. - FOR PRICE AND SHIPPING CONTACT US AT -* 4 - T R U C K S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.
Used Meritor/Rockwell RS20-145 Differential Case		Call for price
RS20145	Meritor/Rockwell	RS20-145	Used
STOCK:2310-04172014, 2009 USED RS20145 REAR REAR ROCKWELL-MERITOR DIFF WITH R:4.56, 2009, COMPLETE, INSPECTED INSIDE WITH GOOD GEARS, ALSO MANY DIFFS IN STOCK. - FOR PRICE AND SHIPPING CONTACT US AT -* 4 - T R U C K S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.
Used Eaton RS461 Differential Case		Call for price
RS461	Eaton	RS461	Used
STOCK:1075-1113198, 2005 USED RS-461 REAR REAR EATON DIFFERENTIAL, 46.000 LBS, COMPLETE, INSPECTED READY TO WORK. ALSO MANY DIFFS IN STOCK. - FOR PRICE AND SHIPPING CONTACT US AT -* 4 - T R U C K S . C O M -OR- F O U R T R U C K S . C O M *- AND CHECK OUR FULL INVENTORY.