Brake Parts

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HEP Heavy Equipment Parts

Heavy Equipment Parts HEP® is a worldwide quality supplier of New Replacement Caterpillar® Parts , equipment and engines. 

At HEP, we not only offer premium heavy equipment parts but also exceptional service, outstanding savings, and the support you need to get your order quickly and accurately.

We proudly serve a wide range of industries, including Agriculture, Construction, Forestry, Generators, Marine, Mining, Oil and Gas, and Trucking.

At HEP, our focus is to provide you with great quality replacement Caterpillar® parts at a great value. 

Our new replacement parts undergo strenuous and strict inspection procedures to ensure the quality of our products. 

Whether you are mining copper ore at high altitudes in the Chilean Andes, or digging an irrigation canal on the family farm, 

you can rest assured that our team and quality parts will back you every step of the way.

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Injectors

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Part No.

Replaces Parts No

Description

Equipment

1915709

875176  1140491

PISTON W/ RET PLATE(2)

CAT 318C 319C 320 320B 320C 320D 321C 323D EXCAVATOR DOUBLE PUMP

1733496


BARREL W/VALVE PLATE L

1733498


BARREL W/VALVE PLATE R


2003340 2003368


1733392

2003263

IDLE SHAFT

1733473


CREEP PLATE(2)

7Y4215


SPACER(2)

1733427


BALL GUIDE(2)

1184057


SPRING(2)

1733391


DRIVE SHAFT

Part No.

Replaces Parts No

Description

Equipment

1709972

2959688

PISTON

CAT 345BL SWING MOTOR

1709976


BARREL

1709982


VALVE PLATE

1709980


RETAINER PLATE

1709981


THRUST PLATE

1709974


SHAFT

1709989


FRICTION PALTE(3)

1709977


BALL GUIDE

1709990


SEPERATONPLATE(4)

Part No.

Replaces Parts No

Description

Equipment

1915709

875176  1140491

PISTON W/ RET PLATE(2)

CAT 318C 319C 320 320L 320B 320C 320D 321C 323D EXCAVATOR DOUBLE PUMP

875185

1184054

BARREL W/VALVE PLATE R

875178


IDLE SHAFT

875192


CREEP PLATE(2)

7Y4215


SPACER(2)

964387


BALL GUIDE

964389


SPRING(2)

875196


DRIVE SHAFT

Part No.

Replaces Parts No

Description

Equipment

5I8401

2344680

PISTON(7)(2)

CAT 330 330B 330BL 330LN 330BLN 330L 345B 345BL 354BLC

5I4311


BARREL(2)

5I4476


VALVE PLATE L

5I8404


RETAINER PLATE (2)

5I8402

2144525

PISTON RING(2)

5I4403


CENTER PIN(2)

5I8405


SPACER(2)

5I8406


SPACER(2)

5I8407


SPACER(2)

5I8408


SPACER(2)

5I8409


SPACER(2)

5I8410


SPACER(2)

5I8411


SPACER(2)

5I8412


SPACER(2)

5I8413


SPACER(2)

5I8403


SPRING(2)

5I4469


GEAR

1134420

2160029

SCREW(2)

5I4475

1843958

DRIVE SHAFT

5I4485

1843959

SHAFT

5I4486


VALVE PLATE R

7Y5270


KEY

5I8449


SHAFT

1298001


GEAR

5I4470


STUB SHAFT

Part No.

Replaces Parts No

Description

Equipment

9T3868


PISTON

CAT 416 428 BACKKHOE LOADER PUMP

9T3863


BARREL

9T2232


VALVE PLATE R

9T3860


RETAINER PLATE

9T3862


RETAINER

9T2016


SHAFT

9T2000


SPACER

9T3859


BALL GUIDE

9T3864


WASHER

41683


SNAP RING

9T3861


WASHER

9T3858


SPRING

Part No.

Replaces Parts No

Description

Equipment

4I9469


SET PISTON W/RET.PLATE

CAT E200B BL2008B EXCAVATOR PUMP

4I9472


SET BARREL W/ VALVE PLATE FR

4I9473


SET BARREL W/VALVE PLATE RE

964387

1225114

BALL GUIDE

964388


SPACER

964389

1948385

SPRING

875192

4I9468

THRUST PLATE

4I9467


DRIVE SHAFT FR

4I9471


DRIVE SHAFT FR

Part No.

Replaces Parts No

Description

Equipment

9T3868


PISTON

CAT 918F 924F 928G  988F WHEEL LOADER PUMP CAT 3030 D4H D4HTSK D5M D8L TRACK TYPE TRACTOR PUMP CAT PM56 5  PM56 5 B COLD PLAYER PUMP     CAT IT18F IT24F IT28F IT28G INTEGRATED TOOLCARRIER PUMP       CAT D4H TRACK SKIDDER PUMP CAT 65C 75C 75D  85C  85D CHALLENGER PUMP

9T3863


BARREL

9T2232


VALVE PLATE R

9T3860


RETAINER PLATE

9T3862


RETAINER

9T2000

5E0857

SPACER

9T3859


BALL GUIDE

9T3864


WASHER

41683

5D7331

SNAP RING

9T3861


WASHER

9T3858


SPRING

Part No.

Replaces Parts No

Description

Equipment

4I6448

7Y4259 997973

PISTON

CAT 322BL 322L 325B 325 325BL 325L 325LN 330 330B  330BL 330L       350 350L  CAT 375 375L 352BL M325B W330B EXCAVATOR  SWING MOTOR  CAT 5080 FRONT SHOVEL CAT TK1051 TRACK  FELLER BUNCHER

1111116

4I7786

BARREL

4I7787


VALVE PLATE

7Y4261

997983

RETAINER PLATE

7Y4262

997984

THRUST PLATE

7Y4251


SHAFT

7Y4257

E5I8633 997981

SPACER

7Y4254

997978

BALL GUIDE

7Y4292


FRICTION PALTE(3)

7Y4293


SEPERATON PLATE(4)

1211577

1843834  1184109

SEAL KIT

Part No.

Replaces Parts No

Description

Equipment

1772503

2835980

PISTON(7)(2)

CAT 330C 330CL 345B  345BL DOUBLE PUMP  CAT 541 551 552 511 TK1051  1090        1190  1290  1390 TK711 TK721 TK722 TK732 TK741 TK751   TK521 522 532 2290 TRACK FELLER BUNCHER

1884097


BARREL(2)

1948261

1884098

VALVE PLATE R

1772511


RETAINER PLATE(2)

1458460

2835981

PISTON RING(2)

1772502


CENTER PIN(2)

1772504

2478851 KIT

SPACER  12,2MM(2)

1772505


SPACER  12,3MM(2)

1772506


SPACER  12,4MM(2)

1772507


SPACER  12,5MM(2)

1772508


SPACER  12,6MM(2)

1772509


SPACER  12,7MM(2)

1772510


SPRING(2)

1134420

2160029

SCREW(2)

2160037


DRIVE SHAFT

2160036


SHAFT

1948263

1884101

VALVE PLATE L


3119543  3119545


Part No.

Replaces Parts No

Description

Equipment

C1119913

1020741

PISTON(9)& SHOE ASSY.

CAT 854G 992G 994 994D WHEEL LOADER  CAT 5080 FRONT SHOVEL CAT 375 375L  EXCAVATOR CAT 5130 5230 EXCAVATOR

C1358868

1020742 1342237 6E1031  1371380

BARREL&VALVE PLATE ASSY.

C6E3845


RETAINER PLATE

C6E3846


BALL GUIDE

C1342236


DRIVE SHAFT

C1389219


BARREL&VALVE PLATE ASSY.

Part No.

Replaces Parts No

Description

Equipment

1656976

995713  1249931

PISTON(7)

CAT M312 M313C 322C CAT325C CAT330C 330D EXCAVATOR MOTOR TRAVEL

9T3370


BARREL

1249929


VALVE PLATE M

1676701

9T3366  1051516

RETAINER PLATE

9T3745

995714

PISTON RING

1249930

9T3369 995712

CENTER PIN

1249932


SPACER 5 , 3MM

1249933


SPACER 5 ,4MM

1249934


SPACER 5 , 5MM

1249935


SPACER 5 , 6MM

1249936


SPACER 5 , 7MM

1249937


SPACER 5 , 8MM

1249938


SPRING

1134419

1051517  2533982

SCREW(2)

1910886


DRIVE SHAFT

Part No.

Replaces Parts No

Description

Equipment

963989


SET PISTON   W/ RET. PLATE

CAT E200 B EL200 B EXCAVATOR PUMP

963990


BARREL ASSY.

963995


BALL GUIDE

963996


SPACER

964001


SPRING

963988


THRUST PLATE

963991


SEAL RETAINER

963997


BARREL SEAL

963992


BEARING PLATE

963993


VALVE PLATE FR

963994


VALVE PLATE RE

963986


DRIVE SHAFT FR

964000


DRIVE SHAFT RE

Part No.

Replaces Parts No

Description

Equipment

4I6448

7Y4259 997973

PISTON

CAT E300L

7Y4253

5I9548 997977

BARREL

4I7787


VALVE PLATE

7Y4261

997983

RETAINER PLATE

7Y4262

997984

THRUST PLATE

7Y4251


SHAFT

7Y4257

E5I8633 997981

SPACER

7Y4254

997978

BALL GUIDE

1211577


SEAL KIT

Part No.

Replaces Parts No

Description

Equipment

9T7761


PISTON

CAT 446 446B BACKHOE LOADER

9T7757


BARREL

9T1633


VALVE PLATE

9T7759


RETAINER PLATE

9T7758


THRUST PLATE

9T1634


SHAFT

Part No.

Replaces Parts No

Description

Equipment

6E0712

1463315

PISTON(9)& SHOE ASSY.

CAT M315 M318 M316C M315C M318C M315D M3 1 8 D EXCAVATOR PUMP

1992441


1992439  3084200

SET:BARREL&VALVE PLATE VALVE

6E0711

1175760  1782826

PLATERS CHANGE FROM LH


1992395  1463314

TO RH

6E0726


RETAINER PLATE

6E1569


BALL GUIDE

Part No.

Replaces Parts No

Description

Equipment

6E6151

6E3254 2355767

PISTON(9) & SHOE

CAT 416B 426B 436B 416C 426C 436C 428C
416D 424D 432D 442D438C 430D 420D
420E 430E 450E PUMPCAT 990 WHEEL
LOADEER PUMP CAT 84 4  WHEEL
TRACTORCAT D11N D11R TRACK-TYPE
TRACTORCAT D250E D300E 730
725ARTICULATED TRUCKCAT 711D
766D 773D 773E 773F784C QUARRY OFF
HIGHWAY TRUCK

6E6154

6E4008  1929221

RETAINER PLATE

6E6155

6E3258  1960225

BALL GUIDE

6E4007

6E6152  1960226

BARREL

6E6158

7X2908

RING


1205724 6E3256


6E6153

1929219  1970677

VALVE PLATE

6E6157

1683379

PIN(3)

6E4009


SPRING

Part No.

Replaces Parts No

Description

Equipment

6E0712

1463315  1992441

PISTON(9) & SHOE ASSY.

CAT M315 M318 M316C M315C M318C
M315D M318D EXCAVATOR PUMPCAT 623F 623E 623G WHEEL TRACTORCAT
793C 797B 797 TRUCKK

6E0711

1992439 3084200

SET:BARREL&VALVE PLATE VALVE


1175760  1782826

PLATERS CHANGE FROM LH


1992395  1463314

TO RH

6E0726


RETAINER PLATE

6E1569


BALL GUIDE

Part No.

Replaces Parts No

Description

Equipment

7I8178


PISTON & SHOE ASSY

CAT 350 350 L EXCAVATOR MAIN PUMP

7I8179


SET:BARREL&VALVE PLATE LH

7I8180


SET:BARREL&VALVE PLATE RH

7I8184


THRUST PLATE

998144


RETAINER PLATE

998141


BALL GUIDE

7I8152


SPRING

7I8143


DRIVE SHAFT FRONT

7I8144


DRIVE  SHAFT REAR

Part No.

Replaces Parts No

Description

Equipment

9T4627


PISTON (9)& SHOE ASSY

CAT 550 570 580 550B 560B 570B 580B WHEEL HARVESTER; CAT 554  574 FORWARDED CAT CHALLENGER 65 65B 65C  65D 70C 75 75C 85C

9T4621

1835882

BARREL ASSY.

9T4636


RETAINER PLATE

9T4633

1784001

DRIVE SHAFT


1835883


Part No.

Replaces Parts No

Description

Equipment

1429425

1419431

PISTON (9)& SHOE ASSY

CAT C9 C11 C13 C15 C18 PETROLEUM
ENGINE CAT CB543D VIBRATORY
COMPACTOR; CAT D3C D4G D5G D5K D6N
TRACK TYPE TRACTOR CAT 933C TRACK
LOADER

1429424

2873789 1887460

BARREL

1429435

1413214

BALL GUIDE

1429434


RETAINER PLATE

1429427


SWASH PLATE

3187420

2569358

VALVE PLATE

1429429


SHAFT

Part No.

Replaces Parts No

Description

Equipment

1307798


LH SET:BARREL&VALVE PLATE

CATM312 M313C M313D EXCAVATOR

1591770


BARREL&VALVE PLATE RH

1307800

1265632

PISTON SASSY

1307802


CUP SPRING(4)

1307803

2290624

SWASH PLATE

1307811


RETAINER PLATE

1307812


BALL GUIDE

Part No.

Replaces Parts No

Description

Equipment

1076666


PISTON (9)& SHOE ASSY

CAT 307 307B 307C EXCAVATOR CAT 305 5 MINI-EXCAVATOR

1076667


SET:BARREL&VALVE PLATE

1076668


RETAINER PLATE

1076878


BALL GUIDE

1076877


THRUST PLATE

1076662


SWASH PLATE

993065


PRESS PIN

1076879


COIL SPRING

1119964


DRIVE SHAFT

Part No.

Replaces Parts No

Description

Equipment

9T8249


PISTON & SHOE ASSY

CAT 938F 938G WHEEL LOADER
CAT RM350 RR250 RM350B
SM250  SS250 RECLAIMER
MIXER CAT D250E D300E
ARTICULATED TRUC; CAT
IT38 F IT38 G INTEGRATED
TOOLCARRIER

9T8250


BARREL

9T3860


RETAINER PLATE

9T3859


BALL GUIDE

9T3862


RETAINER

9T3861


WASHER

9T3857

1035790 9U9095

PRESS PIN

9T3858

1313489 7U9189

COIL SPRING

41683

1344335

SNAP RING

9T8251


VALVE PLATE

9T3864


WASHER

Part No.

Replaces Parts No

Description

Equipment

1559112

2334880

PISTON (9)& SHOE ASSY

CAT 330D 330DL 345B 345BL
345C 345CL 385BL 385C
385CL;5090B EXCAVATOR;CAT
12H  14H  16H  120H  135H  140H  13H
160H  163H MOTOR
GRADER;CAT 651E 657E 657G
938G 938H 950G 962G WHEEL
LOADER CAT IT38G IT62G
INTEGRATED TOOLCARRIER

1559136

2667836

BARREL

1559115

2667837

RETAINER PLATE

1559116

2667838

BALL GUIDE

1559149

1949480

RETAINING RING

1559137


VALVE PLATE RH

1559117


SPRING

1559119

1949481

PLATE

1559118

1949479

PIN(3)

1949478


VALVE PLATE LH

Part No.

Replaces Parts No

Description

Equipment

1051646

2470480 2261227

PISTON & SHOE ASSY

CAT 735 740 775 D350E D400E
ARTICULATED TRUCK;
CAT 554 FORWARDED CAT
777F TRUCK CAT 844 WHEEL
TRACTOR;
CAT D6T D10T TRACK-TYPE
TRACTOR CAT 990 WHEEL
LOADER;
CAT 776D 777D TRACTOR
CAT 365B 365BL EXCAVATOR

1889636

1051649  1987405

BARREL

1889637


RETAINER PLATE

1051648


BALL GUIDE

1051653

2470477

PIN(3)

1051650


SPACER

1051651


SPRING

1806213


RETAINING RING

1889634


VALVE PLATE

1946853


VALVE PLATE

2457350


VALVE PLATE

Part No.

Replaces Parts No

Description

Equipment

1388172

1287068 1850250 1687943 1481226

PISTON (9)&SHOE ASSY

CAT D5N D11R TRACK TYPE
TRACTOR;CAT 924G 966G 97G
980G 924H 966H 972H 980H
988H WHHEL LOADER;CAT
824G 834H WHEEL
TRACTOR;CAT 5090B 5110B
345C 365B 365C 385B 385C
EXCAVATOR;CAT 35 45 55
CHALLENGER CAT TH330B
350B 355B 360B
TELEHANDLER;CAT CP54
CS54 CS533E CP533E CS563E
CS563D CS533C CS563C
CP563D CS56 CP56 CS533D
CS531D CS531C VIBRATORY
COMPACTOR;CAT PM-465
COLD PLANER CAT 825G
826G 825H 836H SOIL
COMPACTOR

1287069

1850250 2330455  1556654

BARREL

1388174

2567875 1287071 1687944 1899382    2585194

RETAINER PLATE

1388175

1287072  1850253 2959540

BALL GUIDE

1388176

1287074  1281097

PIN(3)

1388177

1281098 1687942 1949481

SPACER

1287073

1866213 1287073 1481505 1687941  1281092

SPRING

960015

1949480  1281093

RETAINING RING

1388173

1287070

VALVE PLATE LH

3134424

1481219  1850273

VALVE PLATE M

1756796


VALVE PLATE RH