John Deer AL166637 Hydraulic Piston pump A10VO28DFR1/52 made in China

1. Pump Type

• Axial Piston Pump (A10VO)
  This is a variable displacement axial piston pump used in John Deer tractors, construction equipment, and other heavy machinery.
• Series: A10VO28DFR1/52
  Let’s decode this:
  • A10VO –  designation for an axial piston pump in a “10-series” design.
  • 28 – Displacement in cc/rev (cubic centimeters per revolution).
  • DFR1 – Specific design/series configuration (mounting type, shaft type, control type).
  • /52 – Usually designates the maximum pressure rating in bars ×10, so about 520 bar max (~7540 psi).

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2. Key Specifications

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3. Applications

This pump is typically used in:

• John Deer tractors and combines
• Heavy-duty loaders or excavators
• Hydraulic systems requiring variable flow and pressure

The AL166637 is a genuine John Deer OEM part number for this Rexroth pump.

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4. Notes on Replacement/Repair

• Ensure the pump matches the exact displacement and control type; otherwise, hydraulic performance will differ.
• Genuine John Deer OEM pumps usually include a warranty and are tested for precise performance.
• If you’re sourcing a remanufactured pump, verify internal components, wear rings, pistons, and control electronics.

•  ELEHANT fluid is power hydraulic pump and motor manufacturer in China.  who is working with JOhn Deer and offer most OEM Hydraulic pumps motors, give client optional of the original  

If you need any other modes of the piston pumps, feel free to check with us.  

Don't forgot share the nameplate photo and complete pump or motor model.  

AN374889	AL75305 /AL82778
AL167875	87538166
AL161043 / AL213995 / AL157203 / AL151513 / AL82778	87429249
AL161044	402006A1
AL75305	84471388
AL166637	199142A4/149619C3
AL166638	394249A2/394249A1
AL166639	CNH47764642/R902505566
AL161041, AL82777, AL157201, AL151514, AL154045 51M704 AL79172	87537168
AN1272979	87538168/R902464679
AN373834/83002705	394268A1/394268A2
AT368966/TT210492	394269A1/394269A2/R902537275
AN374839	AT179792
AT334876	AT331223
AN1272979	...

About Elephant Fluid Power, as direct factory of the Rexroth hydraulic pumps, for the A2FE Motor we provide: 

• Same design as Rexroth 
• Same performance 
• Same internal spare parts 
• Real warranty 

We also supply other Rexroth OEM Pumps. 

A2F	A2FE	A4VG	A4VSO	A7VM	A10VSO	A4FM
A2FO	A4FO	A4VTG	A6VM	A8VO	A11VO	A20VL190

About Elephant Fluid power: 

Mastering Power, Steadfast as an Elephant – Elephant Fluid, Your Reliable Global Hydraulic Power Partner Elephant Fluid is a foreign trade enterprise specializing in the R&D, production, and sales of core hydraulic power components. Since its establishment, we have been deeply involved in the hydraulic field, with our main products covering high-performance hydraulic pumps, hydraulic motors, and complete hydraulic system solutions. We deeply understand that stable and reliable hydraulic power is the cornerstone of efficient operation in heavy machinery, engineering equipment, industrial automation, and marine engineering. Therefore, Elephant Fluid adheres to the core philosophy of "Mastering Power with Elegance," infusing cutting-edge technology and exquisite craftsmanship into every product. Our hydraulic pumps and motors are renowned for their powerful output, superior efficiency, and extended service life, maintaining stable performance even under the most demanding operating conditions, as powerful and composed as an elephant. With a rigorous quality control system, competitive pricing, and an agile global supply chain, Elephant Fluid's products have been exported to many countries and regions worldwide, including Europe, North America, Southeast Asia, and the Middle East, winning the trust and long-term cooperation of numerous international customers. We are not only a product supplier, but also a trustworthy partner for our customers. Elephant Fluid is committed to providing continuous power support to global customers through professional technical support, rapid after-sales response, and customized services, helping your equipment and business to achieve steady and long-term development.

More A2F Models we supply. 

 

MODLE	PART NUMBER
A2FM23	Liebherr 10293680
A2FM28	Dynapac *4700391335
A2FM32	TerexCompactGermanyGmbH *925:N:R902208756/250:N:R90219816 3
A2FM125	Liebherr *5614481
A2FM28	Catarpillar *152-7374-01
A2FM45	Catarpillar 152-7371 EXCAVATOR M318;M318C;M318D;M320;M322C;M322D;
A2FM80	WeidemannGmbH *5011027170
A2FE107	Catarpillar 1597156
A2FM23	Hamm 01244981OLD
A2FM23	Dynapac 4700380077OLD
A2FM32	Dynapac *4700380078OLDUMSTELLUNGBURS A
A2FM63	Dynapac 4700380079OLD
A2FM63	Dynapac *378166
A2FE90	Catarpillar *191-9536
A2FM160	Holmer 1063018291OLD
A2FM56	Hamm 1256939
A2FM28	TerexCompact 5364664075OLD
A2FM107	AGCO CH162-9601
A2FM80	Sennebogen *069774
A2FM45	Hamm 1293060OLD
A2FE32	Bomag 05802585OLD
A2FM45	CNH 87310111OLD
A2FM56	Bomag *05802581
A2FM63	Bomag 05802582OLD
A2FE107	Catarpillar 269-4749-01
A2FE32	Dynapac *4700391330
A2FE90	Catarpillar 309-1916-01
A2FM80	Claas *744222.0OLD,NEU:R902161363
A2FM80	Merlo *024516NEW
A2FM80	WirtgenGmbH *123237
A2FE107	ROPA *272136
A2FM125	ROPAFahrzeug-undMaschinenbauGmbH *272142
A2FM125	CNH 84168175
A2FM107	CNH 84168176
A2FM56	Hamm 1256939
A2FE28	Manitou 201551
A2FM63	Dynapac 4700380079
A2FE32	Bomag 05802585
A2FM80	Claas *744222.0
A2FO56	Volva
A2FM28	Catarpillar 368-2782-01
A2FM45	Catarpillar 368-2783-01
A2FE107	Catarpillar 325-9776-02
A2FM32	ABG Volva RM58839143
A2FM28	TerexCompact 5364664075
A2FM32	Dynapac *4700380078
A2FM45	CNH 87310111
A2FM16	Hamm 00397520
A2FM28	Hamm 01233920
A2FM45	Hamm 01293060
A2FM23	Hamm 01244981
A2FM63	WirtgenGmbH *2209OLD
A2FM28	Hamm *1254626
A2FM28	Liebherr 510228714
A2FM80	Merlo 24516
A2FM80	WirtgenGmbH *123237OLD
A2FM5	Hamm *2029599OLD
A2FM32	Liebherr 510231608
A2FM16	multtpleOEM's,mainlyLiebherr
A2FM45	Liebherr 510233608
A2FM45	Hamm *01254871
A2FE32	Bonffglioli
A2FM45	Bomag *05801056OLD
A2FM28	Doosan *60623143A
A2FE28	WirtgenGmbH *24316OLD
A2FM28	Hamm *01233920OLD
A2FM10	Hamm *01289934OLD
A2FM28	Stetter 10 146 716
A2FM90	Bomag 05802504 R909428765
A2FM56	Sampo-Rosenlew *0492330
A2FM107	Claas *00846770
A2FM32	Doppstadt *93518050010
A2FE28	Manitou 201551
A2FM12	TerexGmbH *6037965
A2FO23	Sermac 2401148
A2FE45	Liebherr 512299114
A2FM23	Aebi Schmidt 1047928-9
A2FLM355	KomatsuMining 89659040OLD PC4000- 6,slewgearmotor
A2FM500	KomatsuMining 65489140 PC4000-6,undercarriage
A2FM180	Catarpillar 150-4933 RH340
A2FM200	Catarpillar 246-0059 RH340AEngineRadiatorFanMotor
A2FM200	Catarpillar 246-0059OLD OLDRH340AEngineRadiatorFanMotor
A2FM250	Liebherr 512232014, crane
A2FM250	Carraro(O&K) 327753
A2FM160	Catarpillar 178-6344-00
A2FM500	Liebherr 5611221 R996
A2FE180	O&KAntriebstechnik 830765
A2FE90	O&KAntriebstechnik 832158 drillingrig
A2FM200	Manitowoc 2212627
A2FM23	Kässbohrer 8.047.135.000.0
A2FM63	Sennebogen 21642
A2FM90	PTC 310361 drillingrig
A2FM80	Liebherr 512208314 shipcrane
A2FM180	Liebherr 512257514 shipcrane