null
CALL or TEXT (800) 909-7060

Cat Excavator Hydraulic Pumps and Pump Couplers

ⓘ Click headers to sort ↕
Cat Excavator Hydraulic Pumps and Pump Couplers parts list
Image Fits Model Description Part # Price Product Details
Cat Hydraulic Pump for 235, 235B, 235C – 3G1686 See Details 235, 235B, 235C Hydraulic Pump 3G1686
$2,393.00
View Info
Cat Hydraulic Pump for 318C, 319C, 320C, 320C FM & More – 1262016 See Details 318C, 319C, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321C, 321D LCR, 322C, 322C FM, 323D L, 323D LN, 323D SA, 324D, 324D FM, 324D FM LL, 324D L, M325D L MH, M325D MH Hydraulic Pump 1262016
$205.00
View Info
Cat Hydraulic Pump for 330C, 330C FM, 330C L, 330C MH – 2835992 See Details 330C, 330C FM, 330C L, 330C MH Hydraulic Pump 2835992
$500.00
View Info
Cat Hydraulic Pump for 5130, 5230, 621B, 623B & More – 9T0436 See Details 5130, 5230, 621B, 623B, 627B, 994, 994D, 994F Hydraulic Pump 9T0436
$1,070.00
View Info
Cat Hydraulic Pump for 235, 235B, 235C – 3G5958 See Details 235, 235B, 235C Hydraulic Pump 3G5958
$2,410.00
View Info
Cat Hydraulic Pump for 330C, 330C FM, 330C L, 330C MH & More – 2160023 See Details 330C, 330C FM, 330C L, 330C MH, 345B II, 345B II MH, W345B II, 345B, 345B L II Hydraulic Pump 2160023
$288.00
View Info
Cat Hydraulic Pump for 320, 320 L, 320N, 322 & More – 1038264 See Details 320, 320 L, 320N, 322, 322 FM L, 322 LN, 325, 325 L, 325 LN, 322L Hydraulic Pump 1038264
$307.00
View Info
Cat Hydraulic Pump for 320C, 330C, 330C FM, 330C L & More – 2078235 See Details 320C, 330C, 330C FM, 330C L, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336E, 336E HVG, 336E L, 336E LN, 345D, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, M330D, 352F Hydraulic Pump 2078235
$668.00
View Info
Cat Hydraulic Pump for 613C, 613C II, D250D – 1T1810 See Details 330B, 330B L, 345B, 345B L, W330B Hydraulic Pump 1336912
$281.00
View Info
Cat Hydraulic Pump for 320B, 320B FM LL, 320B L, 320B U & More – 1336911 See Details 320B, 320B FM LL, 320B L, 320B U, 321B, 322B, 322B L, 322B LN, 325B, 325B L, 539, M325B Hydraulic Pump 1336911
$248.00
View Info
Cat Hydraulic Pump for 330, 330 FM L, 330 L – 5I4407 See Details 330, 330 FM L, 330 L Hydraulic Pump 5I4407
$334.00
View Info
Cat Hydraulic Pump for E110B, E120, E120B, E140 & More – 0937170 See Details E110B, E120, E120B, E140, E180, E200B, E240, E240C, EL240B, EL200B Hydraulic Pump 0937170
$408.00
View Info
Cat Excavator Hydraulic Pump Coupler -- 099-0149 | Broken Tractor See Details 311C, 312C, 313B, 314C, 910G Hydraulic Pump Coupler 099-0149
$155.00
View Info
Cat 311D, 312D, 314D, 314DLCR Hydraulic Pump Coupler -- 7Y1901 | Broken Tractor See Details 311D, 312D, 314D, 314DLCR Hydraulic Pump Coupler 7Y1901
$155.00
View Info
Cat 320D Hydraulic Pump Coupler - Heavy Duty Replacement See Details 320D Hydraulic Pump Coupler 7Y0463
$180.00
View Info
Cat 330D, 336D Excavator Hydraulic Pump Coupler -- 3244230 | Broken Tractor See Details 330D, 336D Hydraulic Pump Coupler 3244230
$350.00
View Info

Main hydraulic pump and couplers for Caterpillar excavators, covering a wide range of compact and full-size machines from the 311C through the 336D. Main hydraulic pump and couplers are critical to maintaining proper hydraulic system function — worn or failed couplers lead to pump slippage, vibration, and loss of hydraulic pressure.

Fits Models At A Glance

  • 300C Series: 311C, 312C, 313B, 314C
  • 300D Series: 311D, 312D, 314D, 314DLCR, 320D, 330D, 336D

Key Notes

  • Application: Connects engine flywheel to hydraulic pump drive; critical for pump engagement and pressure output
  • Fitment Range: Spans compact excavators through large production excavators
  • Condition: New replacement couplers available for all listed models

Why Choose Broken Tractor

  • ✅ Accurate fitment data matched to Cat model and serial range
  • ✅ Fast shipping from Baton Rouge, LA and Kimbolton, OH
  • ✅ Dedicated Cat excavator parts specialists ready to assist
Privacy Policy | Terms & Conditions

Building Quality Since 2006  |  Copyright © 2026 Broken Tractor LLC - All Rights Reserved


Product: Category: Cat Excavator Hydraulic Pumps and Pump Couplers Brand: Head Title: Cat Excavator Hydraulic Pumps and Couplers | Broken Tractor