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PUMP GP-UNIT INJECTOR HYD 2044944 - Caterpillar


2044944 PUMP GP-UNIT INJECTOR HYD Caterpillar parts 3126E, 627G, 637G, 973C, C-9, C9, D6R II, MTC735
Rating:
21
Alternative (cross code) number:
CA2044944
204-4944
2044944
Caterpillar 2044944 PUMP GP-UNIT INJECTOR HYD
Weight: 22 pounds 10 kg.

Buy PUMP GP-UNIT INJECTOR HYD 2044944 Caterpillar genuine, new aftermarket tractor parts with delivery
CHALLENGER, WHEEL SCRAPER,

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$1,760.00

08 Oct 2025

CN: CAIRUI STORE
1 PC 204-4944 2044944 Hydraulic Unit Injector Pump Suitable for Caterpillar CAT 3126E C9 Engine MTC735 Challenger 973C Track Loader D6R II Track-Type Tractor 627G 637G Wheel Scraper
TuneCrumph Part Name: Hydraulic Unit Injector Pump || Part Number: 204-4944 2044944 || Application: Suitable for Caterpillar CAT 3126E C9 Engine MTC735 Challenger 973C Track Loader D6R II Track-Type Tractor 627G 637G Wheel Scraper || Please make sure to carefully compare the photos and check the part numbers before making the purchase. If you are unable to confirm your engine model or part number, please leave us a message and we will assist you in confirming that the product you purchase is the one you need. || Your order is not merely a single purchase but the beginning of a cooperative journey, aiming to ensure the safe and smooth operation of your vehicle. We are proud to offer you reliable precision engineering components and unparalleled services.
$1,854.98

08 Oct 2025

CN: TUF Parts
Fuel Injection Pump Compatible with Caterpillar C9 C-9 3126E Engine MTC765 MTC745 MTC755 MTC735 Challenger 627G 637G D6R Tractor 973C Loader 204-4944 2044944
JITUIHOM Part Number: 204-4944, 2044944. || Compatible Model: For Caterpillar C9 C-9 3126E Engine MTC765 MTC745 MTC755 MTC735 MT755 MT765 MT735 MT745 Challenger 627G 637G D6R Tractor 973C Loader. || Reliable and Efficient: Utilizing cutting-edge technology, this system delivers a consistent and efficient fuel supply, ensuring optimal performance and longevity for your vehicle. || Sturdy and Dependable: With numerous tests and validations, this product has a strong build and consistent performance, ensuring reliable operation even in challenging environments. || Convenient Setup: featuring a user-friendly standard interface design, this product ensures a hassle-free installation process. Simply plug in and play without the need for any specialized technical skills.
$3,088.19

08 Oct 2025

CN: QiuQiuDeDIAN SH
Fuel Injection Pump 204-4944 2044944 Compatible for Caterpillar C9 Engine
LEMLPSRZ High-Pressure Injection : Enhances fuel atomization for better power and fuel economy. || Smooth Engine Operation : Reduces vibrations and noise by delivering consistent fuel flow. || Precision Fuel Delivery : Ensures optimal fuel-air mixture for maximum combustion efficiency. || Advanced Timing Control : Dynamically adjusts injection timing for peak engine performance. || Fuel Injection Pump 204-4944 2044944 Compatible for Caterpillar C9 Engine
Number on catalog scheme: 6
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Compatible equipment models: 2044944:

CHALLENGER  MTC735  
INDUSTRIAL ENGINE  C-9  
TRACK LOADER  973C  
TRACK-TYPE TRACTOR  D6R II  
TRUCK ENGINE  3126E   C9  
WHEEL SCRAPER  627G   637G   Caterpillar

Information:

Remove Camshaft Rear Gear And Balancer
START BY:a. remove flywheel housing 1. Turn the engine until the "V" marks on camshaft gear (1) and balancer gear (2) are in alignment.2. Loosen bolts (3) approximately 3.18 mm (.125 in.). 3. Install tool (A) as shown. Tighten the bolt from tool (A) until gear (1) is loose from the camshaft taper. Remove tool (A).4. Remove four bolts (3). Remove gear (1).5. Remove plate (4) and the bolt. Remove gear (2).6. Remove the bearing from gear (2) with tooling (B) and a press.Install Camshaft Rear Gear And Balancer
The joint in the bearing must be on a centerline 20° with the weight side of the balance joint.1. Install the bearing in balancer gear (1) with tooling (A) until it is 1.3 mm (.05 in.) from the surface on the weight side (back side). 2. Put gear (1) into position on the engine. Install plate (4).3. Put gear (2) in position on the camshaft. Make sure the dowel on the camshaft is in alignment with the hole in the camshaft gear and "V" marks (5) are in alignment.4. Install bolts (3). Tighten the four bolts evenly to a torque of 25 4 N m (20 3 lb.ft.).5. Check the end play of the balancer gear. End play must be 0.15 to 0.36 mm (.006 to .014 in.).END BY:a. install flywheel housing

Caterpillar SIS machinery equipment:

Caterpillar SIS
D6R SERIES II Track-Type Tractor XL Differential Steering AAX00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
D6R Series IITRACK-TYPE TRACTOR FTC AEM00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
C9 Truck Engine 9DG00001-UP » 204-4944 PUMP GP-UNIT INJECTOR HYD
C-9 Caterpillar Engine for AGCO Challenger 81200001-UP (MACHINE) » 204-4944 PUMP GP-UNIT INJECTOR HYD
973C Track-Type Loader BCP00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
C-9 Industrial Engine CLJ00001-UP » 204-4944 PUMP GP-UNIT INJECTOR HYD
» 204-4944 PUMP GP-UNIT INJECTOR HYD
C-9 Industrial Engine For Claas Combine Applications CLJ00001-UP » 204-4944 PUMP GP-UNIT INJECTOR HYD
3126E Truck Engine HEP00001-UP » 204-4944 PUMP GP-UNIT INJECTOR HYD
D6R SERIES II TRACK-TYPE TRACTOR BLE00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
D6R SERIES II TRACK-TYPE TRACTOR BLT00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
D6R Series II TRACK-TYPE TRACTOR LGP, XW BNC00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
D6R Series SERIES IIFTC,LGP TRACK-TYPE TRACTOR ACJ00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
D6R Series IIDS,LGP TRACK-TYPE TRACTOR ADE00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
627G Wheel Scraper CEZ00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
637G Wheel Scraper CEJ00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
637G Wheel Scraper Coal Bowl CEM00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
D6R Series IIFTC, XL TRACK-TYPE TRACTORS BRJ00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD
D6R Series IIDS, XL TRACK-TYPE TRACTORS BPM00001-UP (MACHINE) POWERED BY C-9 Engine » 204-4944 PUMP GP-UNIT INJECTOR HYD

Caterpillar parts catalog:

Caterpillar parts catalog
C9 Truck Engine 9DG00001-UP
C-9 Industrial Engine CLJ00001-UP
C-9 Industrial Engine For Claas Combine Applications CLJ00001-UP
3126E Truck Engine HEP00001-UP
C-9 Caterpillar Engine for AGCO Challenger 81200001-UP (MACHINE)
D6R SERIES II Track-Type Tractor XL Differential Steering AAX00001-UP (MACHINE) POWERED BY C-9 Engine
D6R Series IITRACK-TYPE TRACTOR FTC AEM00001-UP (MACHINE) POWERED BY C-9 Engine
973C Track-Type Loader BCP00001-UP (MACHINE) POWERED BY C-9 Engine
D6R SERIES II TRACK-TYPE TRACTOR BLE00001-UP (MACHINE) POWERED BY C-9 Engine
D6R SERIES II TRACK-TYPE TRACTOR BLT00001-UP (MACHINE) POWERED BY C-9 Engine
D6R Series II TRACK-TYPE TRACTOR LGP, XW BNC00001-UP (MACHINE) POWERED BY C-9 Engine
D6R Series SERIES IIFTC,LGP TRACK-TYPE TRACTOR ACJ00001-UP (MACHINE) POWERED BY C-9 Engine
D6R Series IIDS,LGP TRACK-TYPE TRACTOR ADE00001-UP (MACHINE) POWERED BY C-9 Engine
627G Wheel Scraper CEZ00001-UP (MACHINE) POWERED BY C-9 Engine
637G Wheel Scraper CEJ00001-UP (MACHINE) POWERED BY C-9 Engine
637G Wheel Scraper Coal Bowl CEM00001-UP (MACHINE) POWERED BY C-9 Engine
D6R Series IIFTC, XL TRACK-TYPE TRACTORS BRJ00001-UP (MACHINE) POWERED BY C-9 Engine
D6R Series IIDS, XL TRACK-TYPE TRACTORS BPM00001-UP (MACHINE) POWERED BY C-9 Engine


Parts pump Caterpillar catalog:

3318905 PUMP AS-ENGINE OIL
12H, 140M, 140M 2, 160M, 160M 2, 2290, 2390, 330C, 330C L, 330D, 330D FM, 330D L, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, 511, 521, 521B, 522, 522B, 532, 541, 541 2, 552, 552 ...
1782357 PUMP GP-FUEL TRANSFER
324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 328D LCR, 329D L, 330C, 330C L, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 584, 627G, 637D, 637G, 81...
1878985 PUMP AS-WATER
330C, 330C FM, 330C L, 330C MH, C-9
2162942 PUMP AS-WATER
330D L, C-9, C9, CX31-C9I, TH31-E61
1832823 PUMP AS-FUEL PRIMING
120H, 120H NA, 135H, 135H NA, 3114, 3116, 320B, 320D GC, 320D L, 322B L, 322B LN, 322C, 322C FM, 323D L, 324D, 324D L, 324D LN, 325B L, 325C, 325D, 325D L, 326D L, 328D LCR, 329D, 329D L, 329D LN, 330...
7T8891 PUMP AS-WASHER
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 12G, 12H, 12H ES, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, ...
1593139 PUMP AS-WATER
3116, 3126, 3126B, 3126E, 322C, 322C FM, 325C, 325C FM, 328D LCR, 329D L, 570B, 580B, 962G II, C7, M325C MH
1593145 PUMP AS-WATER
3116, 3126, 3126B, 3126E, 950F, 950F II, 960F, C7
3522142 PUMP AS-WATER
3116, 3126, 3126B, 3126E, C7
7T8890 PUMP AS WASHER
120M, 120M 2, 12M, 140M, 140M 2, 14M, 160M, 160M 2, 16M, 215B, 215C, 215D, 219D, 225, 225D, 227, 229, 229D, 231D, 235B, 235C, 235D, 245, 245B, 245D, 311B, 311D LRR, 312, 312B L, 312C L, 312D, 312D L, ...
1210196 PUMP & MTG GP-HYDRAULIC
RM-250C, RR-250, RR-250B, SS-250
8F2184 PUMP
D320A, D326F, D330A, D330B, D333A, D333B, D337, D337F, D364, D375D, D397D
2624960 PUMP GP-FUEL PRIMING
3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B
1597574 PUMP GP-FUEL PRM & PRIM FILTER
AP-1000B, AP-1055B, AP-900B, BG-2455C, BG-245C
2354535 PUMP GP-WATER
793D, 797, 797B, G3516C, G3516E, G3520C, G3520E
1401203 PUMP GP-PISTON
CB-434B, CB-434C, CB-534B, CB-534C, CB-535B, CB-634C
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