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MOTOR GP-PISTON 2344638 - Caterpillar


2344638 MOTOR GP-PISTON Caterpillar parts 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, M330D
Rating:
81
Alternative (cross code) number:
CA2344638
234-4638
2344638
Caterpillar 2344638 MOTOR GP-PISTON
Weight: 30 pounds 13 kg.

Buy MOTOR GP-PISTON 2344638 Caterpillar genuine, new aftermarket tractor parts with delivery
EXCAVATOR, WHEELED EXCAVATOR,

Related part:
2344638  MOTOR GP-HYD  10R8694  R

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01 Oct 2025

Hydraulic Fan Motor 234-4638 2344638 for Caterpillar Excavator 330D 330D L 336D 340D L
LUNIUBIQING Part Number : 234-4638,2344638 || Application For : Caterpillar Excavator CAT 330D 330D FM 330D L 330D LN 330D MH 336D 336D L 336D LN 336D2 336D2 L 340D L 340D2 L || Fast Shipping
$1,020.22

25 Aug 2025

CN: YIBOLONG-Store
ZGZJYBL NEW Hydraulic Fan Pump 234-4638 10R-8694 2344638 10R8694 for Caterpillar CAT Excavator 330D 336D 340D
ZGZJYBL Item Name:Hydraulic Fan Pump || Item Number:234-4638 10R-8694 2344638 10R8694 || Application:for Caterpillar CAT Excavator 330D 336D 340D || Attention: If you are unsure if the product is suitable for your machine model. In order not to delay your use of the parts, please provide your engine nameplate or serial number and part number, and we will help you confirm if it is suitable. To avoid unnecessary returns, please carefully check the product image and part number to ensure that it is the product you want. || Tip: If you need any other parts, please contact us - we are a professional sales team and have many products to offer to you. Many buyers are very satisfied with our service. You can get first-class products and high-quality services from us, believe me, you will have a pleasant shopping experience here.
$999.00

13 Aug 2025

CN: ziwangcjx
IMIFAFTAbT 234-4638 259-0815 10R-8694 2344638 2590815 10R8694 Fan Motor Fits for Caterpillar CAT 330D 330DL 336D 336DL 336D2 340D2 340D2L M330D Excavator C9 Engine
IMIFAFTAbT Product Name: 234-4638 259-0815 10R-8694 2344638 2590815 10R8694 Fan motor || Part number: 234-4638 259-0815 10R-8694 2344638 2590815 10R8694 || Fits for Caterpillar CAT 330D 330DL 336D 336DL 336D2 340D2 340D2L M330D Excavator C9 Engine || 1 PCS Fan motor || Note: Please confirm that the product shown in the part number is what you need. If you cannot confirm you can leave us a message and provide your engine serial number and nameplate
Number on catalog scheme: 8
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Compatible equipment models: 2344638:

MOBILE HYD POWER UNIT  330D   330D L   336D L  
WHEELED EXCAVATOR  M330D   Caterpillar

Information:

ENGINES
AGRICULTURAL TRACTORS
ARTICULATED TRUCKS
EXCAVATORS
MOTOR GRADERS
SKIDDERS
TRACK-TYPE TRACTORS
TRACK-TYPE LOADERS
WHEEL LOADERS
WHEEL-TRACTOR SCRAPERS
ALL CATERPILLAR MACHINES POWERED BY 3306 ENGINES;
ALL 3306 INDUSTRIAL, MARINE, AND GENERATOR SET ENGINES;
ALL 3306 TRUCK ENGINESReference: Service Magazine; June 14, 1993; Page 13; "Lock Removed From Front Timing Gear Group To Help Prevent Loss Of Tightening Torque". Service Magazine; June 14, 1993; Page 14; "New Fuel Pump Drive Idler Gear Assembly And Shaft Used In Front Timing Gear Groups".Problem:
There has been a recent increase in reports of front gear train failures. These failures have been the result of:* Loosening of the bolts and nut mounting the fuel pump drive idler shaft to the front of the cylinder block.* Idler gear sleeve bearing flaking.This surge in failure reports may be related to the:* Higher fuel pump injection pressures that are needed for the reduced emissions requirements of recent years.* From the mixing of vintages of idler shafts and idler gear bearings.Solution:
Engine Engineering is continuing to work on long term improvements to this problem, but for the short term, when the front housing has been removed for any reason, or after a gear train failure, take the following steps to minimize the possibility of the shaft mounting bolts/nut loosening or the idler bearing failures occurring: 1. Remove the two 0S-1618 Bolts (8) and 8N-4960 Plate (7) securing the fuel pump idler gear (6) to the idler shaft (3), and remove the idler gear assembly.2. Remove the two 0S-1594 Bolts (2) and the one 5B-9079 (4) Nut that fasten the idler shaft (3) to the front of the cylinder block and remove idler shaft.3. Inspect idler shaft mounting face and pilot for signs for wear. If the shaft does not have a "105-9772" part number stamped on the flange, or if the pilot diameter is worn below specification of 25.345 0.013 mm (.9978 .0005 in), replace with a new 105-9772 Idler Shaft. 4. Inspect condition of pilot bore for the idler shaft in front of cylinder block. The pilot bore should be 25.311 0.020 mm (.9965 .0008 in) in diameter and should not show signs of "wallowing out" of the bore.5. Inspect the condition of 5S-8462 Stud in front of cylinder block. The stud must be tight, and the threads must not be unusually worn. Replace stud if necessary. Put a light coat of 9S-3263 Thread Lock on the stud threads prior to installation.6. Reinstall 105-9772 Idler Shaft (3) in block. Be sure the idler shaft mounting flange is pressed flush against the front face of the cylinder block prior to installing the mounting hardware. You should note a tight fit when pressing the idler shaft pilot into the bore in the cylinder block. Use a soft-headed hammer or mallet to facilitate assembly.7. Put a light coat of 9S-3263 Thread Lock on two new 0S-1594 Bolt (2) threads and to the stud threads. Use a new 5B-9079 Nut (4) on the stud. Tighten the two 0S-1594 Bolts and one 5B-9079 Nut to a torque of 50 10 N

Caterpillar SIS machinery equipment:

Caterpillar SIS
336D2 L OEM GGH00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D & 330D L Excavators EDX00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L & 330D N Hydraulic Excavator GGE00001-UP (MACHINE) POWERED BY C-9 Engine » 234-4638 MOTOR GP-PISTON
330D Material Handler (HCR & FCR) C5K00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L Excavator MWP00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L Excavator T2Y00001-UP (MACHINE) POWERED BY C-9 Engine » 234-4638 MOTOR GP-PISTON
330D Material Handler PEL00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D Forest Swing Machine L2K00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D Forest Swing Machine H3K00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D Forest Swing Machine E4K00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L Excavators B6H00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D & 330D L Excavators EAH00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L Mobile Hydraulic Power Unit D3D00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D Excavator ERN00001-UP (MACHINE) POWERED BY C-9 Engine » 234-4638 MOTOR GP-PISTON
330D L Excavator HAS00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
M330D Excavator KRE00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L Excavator MAG00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L Mobile Hydraulic Power Unit H3D00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L Excavator LRM00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
330D L Excavator R2D00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator W3K00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator J2F00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator WET00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L & 336D LN Excavator KDJ00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D & 336D L Excavators KKT00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D & 336D L Excavators JBT00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavators M4T00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator JBF00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator DTS00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D & 336D L Excavators PGW00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L & 336D LN Excavators MYG00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator LMG00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator JWR00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D & 336D L Mobile Hydraulic Power Units M3M00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
340D L Excavator JTN00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator PTB00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator MDS00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Excavator ZML00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Mobile Hydraulic Power Unit L5X00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Mobile Hydraulic Power Unit J6D00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D L Mobile Hydraulic Power Unit JRX00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D LN Mobile Hydraulic Power Unit L5K00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D2 & 336D2 L Excavators TLY00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D2 & 336D2 L Excavators EFT00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D2 & 336D2 L Excavators WDC00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D2 L Excavator ZCT00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
340D2 L Excavator HHK00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D2 GC Excavator NBN00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
340D2 L Mobile Hydraulic Power Unit DC800001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON
336D2 L Excavator LAM00001-UP (MACHINE) POWERED BY C9 Engine » 234-4638 MOTOR GP-PISTON

Cat SIS web machinery list:

Caterpillar parts catalog
336D2 L OEM GGH00001-UP (MACHINE) POWERED BY C9 Engine
330D & 330D L Excavators EDX00001-UP (MACHINE) POWERED BY C9 Engine
330D L & 330D N Hydraulic Excavator GGE00001-UP (MACHINE) POWERED BY C-9 Engine
330D Material Handler (HCR & FCR) C5K00001-UP (MACHINE) POWERED BY C9 Engine
330D L Excavator MWP00001-UP (MACHINE) POWERED BY C9 Engine
330D L Excavator T2Y00001-UP (MACHINE) POWERED BY C-9 Engine
330D Material Handler PEL00001-UP (MACHINE) POWERED BY C9 Engine
330D Forest Swing Machine L2K00001-UP (MACHINE) POWERED BY C9 Engine
330D Forest Swing Machine H3K00001-UP (MACHINE) POWERED BY C9 Engine
330D Forest Swing Machine E4K00001-UP (MACHINE) POWERED BY C9 Engine
330D L Excavators B6H00001-UP (MACHINE) POWERED BY C9 Engine
330D & 330D L Excavators EAH00001-UP (MACHINE) POWERED BY C9 Engine
330D L Mobile Hydraulic Power Unit D3D00001-UP (MACHINE) POWERED BY C9 Engine
330D Excavator ERN00001-UP (MACHINE) POWERED BY C-9 Engine
330D L Excavator HAS00001-UP (MACHINE) POWERED BY C9 Engine
M330D Excavator KRE00001-UP (MACHINE) POWERED BY C9 Engine
330D L Excavator MAG00001-UP (MACHINE) POWERED BY C9 Engine
330D L Mobile Hydraulic Power Unit H3D00001-UP (MACHINE) POWERED BY C9 Engine
330D L Excavator LRM00001-UP (MACHINE) POWERED BY C9 Engine
330D L Excavator R2D00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator W3K00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator J2F00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator WET00001-UP (MACHINE) POWERED BY C9 Engine
336D L & 336D LN Excavator KDJ00001-UP (MACHINE) POWERED BY C9 Engine
336D & 336D L Excavators KKT00001-UP (MACHINE) POWERED BY C9 Engine
336D & 336D L Excavators JBT00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavators M4T00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator JBF00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator DTS00001-UP (MACHINE) POWERED BY C9 Engine
336D & 336D L Excavators PGW00001-UP (MACHINE) POWERED BY C9 Engine
336D L & 336D LN Excavators MYG00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator LMG00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator JWR00001-UP (MACHINE) POWERED BY C9 Engine
336D & 336D L Mobile Hydraulic Power Units M3M00001-UP (MACHINE) POWERED BY C9 Engine
340D L Excavator JTN00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator PTB00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator MDS00001-UP (MACHINE) POWERED BY C9 Engine
336D L Excavator ZML00001-UP (MACHINE) POWERED BY C9 Engine
336D L Mobile Hydraulic Power Unit L5X00001-UP (MACHINE) POWERED BY C9 Engine
336D L Mobile Hydraulic Power Unit J6D00001-UP (MACHINE) POWERED BY C9 Engine
336D L Mobile Hydraulic Power Unit JRX00001-UP (MACHINE) POWERED BY C9 Engine
336D LN Mobile Hydraulic Power Unit L5K00001-UP (MACHINE) POWERED BY C9 Engine
336D2 & 336D2 L Excavators TLY00001-UP (MACHINE) POWERED BY C9 Engine
336D2 & 336D2 L Excavators EFT00001-UP (MACHINE) POWERED BY C9 Engine
336D2 & 336D2 L Excavators WDC00001-UP (MACHINE) POWERED BY C9 Engine
336D2 L Excavator ZCT00001-UP (MACHINE) POWERED BY C9 Engine
340D2 L Excavator HHK00001-UP (MACHINE) POWERED BY C9 Engine
336D2 GC Excavator NBN00001-UP (MACHINE) POWERED BY C9 Engine
340D2 L Mobile Hydraulic Power Unit DC800001-UP (MACHINE) POWERED BY C9 Engine
336D2 L Excavator LAM00001-UP (MACHINE) POWERED BY C9 Engine


Parts motor Caterpillar catalog:

1559107 MOTOR GP-PISTON
330D L, 330D LN, 330D MH, 345B, 345B II, 345B II MH, 345B L, W345B II
1741486 MOTOR AS-BLOWER
30/30, 307, 307B, 312, 312B L, 315, 315B L, 317, 317B LN, 318B, 320B, 322B L, 322B LN, 325B L, 325D FM LL, 330, 330B L, 330D FM, 345B, 345B II, 345B II MH, 345B L, 350, 365B, 365B II, 375, 375 L, 385B...
1350611 MOTOR GP-WINDOW WIPER
120H, 120K, 120K 2, 120M, 120M 2, 12H, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 135H, 140H, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 14M, 160H, 160K, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H...
2881556 MOTOR AS-FAN
1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590, 312C, 315C, 318C, 319C, 320C FM, 320D, 320D FM, 320D FM RR, 322C, 322C FM, 324D FM, 324D FM LL, 325C, 325C FM, 325D FM, 330C FM, 330C L, 3...
2457839 MOTOR AS
307D, 311D LRR, 311F LRR, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 313D, 313D2, 313D2 LGP, 315D L, 318D L, 318D2 L, 319D, 319D L, 319D LN, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR,...
1613732 MOTOR AS
320C, 322C, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 326D L, 329D, 329D L, 329D LN, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2...
3264465 MOTOR AS-WINDOW WIPER
323D L, 323D LN, 324D, 324D L, 324D LN, 325D, 325D L, 329D L, 330D, 330D L, 330D LN, 330D MH, 336D L, 336D LN, 345C, 345C L, 345D, 345D L, 365C, 365C L, 365C L MH, 374D L, 385C, 385C FS, 385C L, 385C ...
4252718 MOTOR AS-FAN
324D, 336D L, 336D2, 336D2 L, 349D L
3467441 MOTOR AS-WINDOW WIPER
324D L, 324E, 324E LN, 329D L, 329D LN, 329E, 329E L, 329E LN, 330D, 336D L, 336D LN, 336E, 336E H, 336E HVG, 336E LH, 336E LN, 345D, 345D L, 345D L VG, 349E, 349E L HVG, 349E L VG, 374F L, 390F L
4240333 MOTOR AS-WINDOW WIPER
320D2, 336D2, MH3037, MH3049, MH3059
9Q5697 MOTOR-HYDRAULIC
330C, 330D, 330D L, 336D L, 336D LN, 345D, 349D L, OEMS
1634955 MOTOR GP-PISTON
330D, 345C L, 345D, 349D L
4I5019 MOTOR AS-WIPER
311, 312, 315, 320, 320 L, 320N, 322, 325, 325 L, 325 LN, 330, 330 FM L, 330 L
2388019 MOTOR & MTG GP-TRAVEL
M315C, M316C, M318C, M318C MH, M322C
2574009 MOTOR GP-GEAR
906H, 906H2, 907H, 907H2, 908H, 908H2
3154370 MOTOR & MTG GP-SWING
320D, 320D FM, 320D2, 320D2 L
7L6916 MOTOR GP-AIR STARTING
D379, D379A, D398, D398A, D399, G379, G398, G399
3151318 MOTOR GP-WINDOW WIPER
422E, 422F, 428E, 428F, 432E, 432F, 434E, 434F, 442E, 444E, 444F
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