Part number lookup

3406B Replacement Parts

Cross-reference and compare 55 replacement listings for OEM / aftermarket part number 3406B. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

55 Matching Products

Air Filter 4N-0015 3I-0399 4N0015 For CAT HT400 Engine C15 C18 3456 3412 3408 3408B 3412ECaterpillarAir Filter 4N-0015 3I-0399 4N0015 For CAT HT400 Engine C15 C18 3456 3412 3408 3408B 3412E$176.53Hydraulic Filter 094-4412 for Caterpillar CAT Engine 3406 Excavator 320L 322L 325L 330 330L 350L 375L E180 E240 E300 E450CaterpillarHydraulic Filter 094-4412 for Caterpillar CAT Engine 3406 Excavator 320L 322L 325L 330 330L 350L 375L E180 E240 E300 E450$114.99Oil Lube Filter 2P-4005 for Caterpillar CAT 245 375 5130 5230 772 777 785 793 797CaterpillarOil Lube Filter 2P-4005 for Caterpillar CAT 245 375 5130 5230 772 777 785 793 797$116.99Solenoid Valve 7I7402 7I-7402 CA7I7402 for Caterpillar CAT 3054 3116 3126 3306 3406 EngineCaterpillarSolenoid Valve 7I7402 7I-7402 CA7I7402 for Caterpillar CAT 3054 3116 3126 3306 3406 Engine$106.91Fuel Tank Cap 7X-7700 for Caterpillar CAT 3054 3126 C4.4 Engine 554 564 570B 574 574B 580 584 725 730 740 777 770 AD45 AD40 AD30 631G 621G 637GCaterpillarFuel Tank Cap 7X-7700 for Caterpillar CAT 3054 3126 C4.4 Engine 554 564 570B 574 574B 580 584 725 730 740 777 770 AD45 AD40 AD30 631G 621G 637G$0.001 pc Body AS-Piston 1684531 for Caterpillar CAT 235B 330 330 L 330B L 350 Excavator 3306 Engine in USACaterpillar1 pc Body AS-Piston 1684531 for Caterpillar CAT 235B 330 330 L 330B L 350 Excavator 3306 Engine in USA$427.841 pc Piston 2900017 for Caterpillar CAT Engine 3406B 3406C Wheel Loader 980C 980F in USACaterpillar1 pc Piston 2900017 for Caterpillar CAT Engine 3406B 3406C Wheel Loader 980C 980F in USA$477.932 Pcs Bearing-Sleeve 1T0767 for Caterpillar CAT Engine 3116 3126 3304 3306 3406 Compactor 815B in USACaterpillar2 Pcs Bearing-Sleeve 1T0767 for Caterpillar CAT Engine 3116 3126 3304 3306 3406 Compactor 815B in USA$60.296 pcs Piston Pin 8N1608 for Caterpillar CAT Excavator 245 245B 375 375 L Engine 3406B 3406C 3408 3412 3412C G3412C in USACaterpillar6 pcs Piston Pin 8N1608 for Caterpillar CAT Excavator 245 245B 375 375 L Engine 3406B 3406C 3408 3412 3412C G3412C in USA$236.56Air Brake Compressor 4P0676 for Caterpillar Engine 3306 3406 Wheel Loader CAT 980C 980FCaterpillarAir Brake Compressor 4P0676 for Caterpillar Engine 3306 3406 Wheel Loader CAT 980C 980F$981.02Automatic Voltage Regulator AVR 314-7755 for Caterpillar CAT Engine 3306 C15 C18 C27 C32 Generator PP3516 PM3412 PM3516CaterpillarAutomatic Voltage Regulator AVR 314-7755 for Caterpillar CAT Engine 3306 C15 C18 C27 C32 Generator PP3516 PM3412 PM3516$1,079.83AVR VR6 Automatic Voltage Regulator 309-1019 for Caterpillar CAT Engine 3306 C32 3208 3304 3304B 3306B 3406B 3406C 3408CaterpillarAVR VR6 Automatic Voltage Regulator 309-1019 for Caterpillar CAT Engine 3306 C32 3208 3304 3304B 3306B 3406B 3406C 3408$185.76Ball Bearing 1T-0425 for Caterpillar CAT Engine 3306 3406 Loader 977 988 Tractor D6D D6H D8N 56HCaterpillarBall Bearing 1T-0425 for Caterpillar CAT Engine 3306 3406 Loader 977 988 Tractor D6D D6H D8N 56H$176.00Bare Cylinder Head 1105096 for Caterpillar CAT Engine 3406B 3406CCaterpillarBare Cylinder Head 1105096 for Caterpillar CAT Engine 3406B 3406C$3,714.22Bare Cylinder Head 7W0007 for Caterpillar CAT Engine 3306 3406 3406B 3406C Excavator 245 375CaterpillarBare Cylinder Head 7W0007 for Caterpillar CAT Engine 3306 3406 3406B 3406C Excavator 245 375$3,442.67Camshaft 7W3796 for Caterpillar CAT Engine 3406B 3406CCaterpillarCamshaft 7W3796 for Caterpillar CAT Engine 3406B 3406C$1,158.10Check Valve 4P-9258 For Caterpillar Engine 3406B 3406CCaterpillarCheck Valve 4P-9258 For Caterpillar Engine 3406B 3406C$91.02Controller 478-7932 for Caterpillar CAT Engine C11 C13 Excavator 336D2 340D2 L 345D L Truck 725 730 735 740CaterpillarController 478-7932 for Caterpillar CAT Engine C11 C13 Excavator 336D2 340D2 L 345D L Truck 725 730 735 740$1,782.92Crankshaft 6I1453 for Caterpillar CAT 3406 Engine 980C 980F 980G Wheel LoaderCaterpillarCrankshaft 6I1453 for Caterpillar CAT 3406 Engine 980C 980F 980G Wheel Loader$5,120.98Cylinder Head Complete of Air Brake Compressor 4P0676 for Caterpillar Engine 3306 3406 Wheel Loader CAT 980C 980FCaterpillarCylinder Head Complete of Air Brake Compressor 4P0676 for Caterpillar Engine 3306 3406 Wheel Loader CAT 980C 980F$376.15Cylinder Head Gasket 6I3066 for Caterpillar Engine 3406 Wheel Loader CAT 980C 980F 980G Excavator 375CaterpillarCylinder Head Gasket 6I3066 for Caterpillar Engine 3406 Wheel Loader CAT 980C 980F 980G Excavator 375$121.42Engine Radiator Core 2W-5540 for Caterpillar Engine 3196 3306 3406 3406B 3406C 3406E 3408 3516 3516B CAT 793C 814B 966D 623E 623F 627E 621E 623E 627ECaterpillarEngine Radiator Core 2W-5540 for Caterpillar Engine 3196 3306 3406 3406B 3406C 3406E 3408 3516 3516B CAT 793C 814B 966D 623E 623F 627E 621E 623E 627E$659.78Engine Radiator Core 4P0897 for Caterpillar 3306 3406 3406B 3406C CAT 816F 815F 814F 966F 970F 980FCaterpillarEngine Radiator Core 4P0897 for Caterpillar 3306 3406 3406B 3406C CAT 816F 815F 814F 966F 970F 980F$632.58Engine Radiator Core 7E-9595 for Caterpillar Engine 3406 3406B 3406C 3406E CAT 826G 578 825G D8N 824G 980G 621G 623G 627GCaterpillarEngine Radiator Core 7E-9595 for Caterpillar Engine 3406 3406B 3406C 3406E CAT 826G 578 825G D8N 824G 980G 621G 623G 627G$720.13Flywheel Gear 2569651 for Caterpillar Engine 3406C C13 C9 Excavator 330C 336E 345D 349DCaterpillarFlywheel Gear 2569651 for Caterpillar Engine 3406C C13 C9 Excavator 330C 336E 345D 349D$982.85For Caterpillar CAT Engine 3304 3406B Stop Solenoid 4N-3890CaterpillarFor Caterpillar CAT Engine 3304 3406B Stop Solenoid 4N-3890$59.00Fuel Filter Element 8N-0205 for Caterpillar CAT 3126 3176 3176B C-10 C-12 C11 C13 EngineCaterpillarFuel Filter Element 8N-0205 for Caterpillar CAT 3126 3176 3176B C-10 C-12 C11 C13 Engine$88.60Fuel Injector Nozzle 127-8228 20R-2057 For Caterpillar Engine 3116 3406BCaterpillarFuel Injector Nozzle 127-8228 20R-2057 For Caterpillar Engine 3116 3406B$232.46Fuel Tank Sensor 105-9993 for Caterpillar CAT 200B 320 311 312 315 317 320N 322 325 330 350 375CaterpillarFuel Tank Sensor 105-9993 for Caterpillar CAT 200B 320 311 312 315 317 320N 322 325 330 350 375$136.09Hydraulic/Transmission Filter 9T-0973 for Caterpillar 621F 621G 627F 627G 631E 631G 633E II 637E 637G 651E 657E 657G 416C 416B 426B 426C 428B 428C 436B 436C 438BCaterpillarHydraulic/Transmission Filter 9T-0973 for Caterpillar 621F 621G 627F 627G 631E 631G 633E II 637E 637G 651E 657E 657G 416C 416B 426B 426C 428B 428C 436B 436C 438B$101.99Lamp-sealed Unit 9W1281 for Caterpillar CAT Engine 3208 3304 3306 3406 Excavator 235C 245CaterpillarLamp-sealed Unit 9W1281 for Caterpillar CAT Engine 3208 3304 3306 3406 Excavator 235C 245$58.26LH&RH-Hand Joystick Set 113-2531 for Caterpillar CAT Excavator 307 312 315 317 320L 320B 322BLN 325BL 330L 330BL 345BL 350 375CaterpillarLH&RH-Hand Joystick Set 113-2531 for Caterpillar CAT Excavator 307 312 315 317 320L 320B 322BLN 325BL 330L 330BL 345BL 350 375$87.00Nozzle 7W-7030 For Caterpillar CAT Engine 3406 3406C 3412 3412C 3406BCaterpillarNozzle 7W-7030 For Caterpillar CAT Engine 3406 3406C 3412 3412C 3406B$139.30Oil Cooler 1428193 for Caterpillar CAT Excavator E375CaterpillarOil Cooler 1428193 for Caterpillar CAT Excavator E375$3,673.66Oil Cooler Core 4W-7188 4W-7190 for Caterpillar Engine 3196 3176C 3304 3306 3406 C4.4 CAT 450E 936 950B 966D 972G 627B 639D 515 525 528B 530BCaterpillarOil Cooler Core 4W-7188 4W-7190 for Caterpillar Engine 3196 3176C 3304 3306 3406 C4.4 CAT 450E 936 950B 966D 972G 627B 639D 515 525 528B 530B$511.78Oil Pump 161-4111 for Caterpillar CAT 3406 3406B 3406C 3406E 621B 621E 621F 623B 623E 623FCaterpillarOil Pump 161-4111 for Caterpillar CAT 3406 3406B 3406C 3406E 621B 621E 621F 623B 623E 623F$649.39Oil Pump 161-4113 for Caterpillar CAT C15 C16 C18 3406B 3406C 3406E 3408 3408B 3408C 988BCaterpillarOil Pump 161-4113 for Caterpillar CAT C15 C16 C18 3406B 3406C 3406E 3408 3408B 3408C 988B$687.81Oil Pump 198-1508 for Caterpillar CAT Engine 3408 C15 Excavator 365C 374D L 375 385B 385C 390DCaterpillarOil Pump 198-1508 for Caterpillar CAT Engine 3408 C15 Excavator 365C 374D L 375 385B 385C 390D$2,054.94Rectifier 9Y-0916 for Caterpillar CAT XQ425 XQ375 CG137-12 C27 C18 C15 C13 C9 G3412 G3408 G3406 G3306 3406C 3406BCaterpillarRectifier 9Y-0916 for Caterpillar CAT XQ425 XQ375 CG137-12 C27 C18 C15 C13 C9 G3412 G3408 G3406 G3306 3406C 3406B$73.93Repair Kit of Air Brake Compressor 4P0676 for Caterpillar Engine 3306 3406 Wheel Loader CAT 980C 980FCaterpillarRepair Kit of Air Brake Compressor 4P0676 for Caterpillar Engine 3306 3406 Wheel Loader CAT 980C 980F$175.41Set of 12 Valve Exhaust 115-2367 for Caterpillar CAT Engine 3406 3408 3412 in USACaterpillarSet of 12 Valve Exhaust 115-2367 for Caterpillar CAT Engine 3406 3408 3412 in USA$208.03Speed Sensor 3E7886 for Caterpillar CAT D250E D300E Truck G3304 G3306 G3406 G3408 EngineCaterpillarSpeed Sensor 3E7886 for Caterpillar CAT D250E D300E Truck G3304 G3306 G3406 G3408 Engine$184.27Spider Bearing Assembly 5V7199 for Caterpillar CAT 518 518C RM-250C Skidder 3054 3406 3406C EngineCaterpillarSpider Bearing Assembly 5V7199 for Caterpillar CAT 518 518C RM-250C Skidder 3054 3406 3406C Engine$44.20Spider Bearing Assembly 7X4961 for Caterpillar CAT SS-250 Stabilizer 3406B 3406 EngineCaterpillarSpider Bearing Assembly 7X4961 for Caterpillar CAT SS-250 Stabilizer 3406B 3406 Engine$59.33Turbo 4MF-721 Turbocharger 1W-3728 for Caterpillar CAT Engine 3406 3406B 3406C Generator SR4CaterpillarTurbo 4MF-721 Turbocharger 1W-3728 for Caterpillar CAT Engine 3406 3406B 3406C Generator SR4$1,756.80Turbo S4DS Turbocharger 7C-7596 for Caterpillar CAT Earth Moving with 3306 3406 3406B 3406C EngineCaterpillarTurbo S4DS Turbocharger 7C-7596 for Caterpillar CAT Earth Moving with 3306 3406 3406B 3406C Engine$637.45Turbo S4DS-114H55DAXM/1.58VT97H1 Turbocharger 130-5469 for Caterpillar CAT 3406 3406B 3406C EngineCaterpillarTurbo S4DS-114H55DAXM/1.58VT97H1 Turbocharger 130-5469 for Caterpillar CAT 3406 3406B 3406C Engine$915.43Turbo S4DS006 Turbocharger 7W-3844 for Caterpillar CAT Engine 3406 3406B Tractor D8NCaterpillarTurbo S4DS006 Turbocharger 7W-3844 for Caterpillar CAT Engine 3406 3406B Tractor D8N$920.88Turbo TD09 Turbocharger 49132-00020 4P6507 7E7987 for Caterpillar CAT Engine 3406 Loader 980FCaterpillarTurbo TD09 Turbocharger 49132-00020 4P6507 7E7987 for Caterpillar CAT Engine 3406 Loader 980F$1,304.31Turbo TV7801 Turbocharger 7W9472 for Caterpillar CAT 3406B 3406C EngineCaterpillarTurbo TV7801 Turbocharger 7W9472 for Caterpillar CAT 3406B 3406C Engine$1,472.50Turbo TV7804 Turbocharge 7C-6615 for Caterpillar CAT D40D D400D RR-250 SS-250 SM-350 Engine 3406 3406B 3406C 3054CaterpillarTurbo TV7804 Turbocharge 7C-6615 for Caterpillar CAT D40D D400D RR-250 SS-250 SM-350 Engine 3406 3406B 3406C 3054$1,211.76Turbo UTV7507 Turbocharger 124-7622 for Caterpillar CAT Engine 3406 3406B 3406C Articulated Truck D400ECaterpillarTurbo UTV7507 Turbocharger 124-7622 for Caterpillar CAT Engine 3406 3406B 3406C Articulated Truck D400E$1,570.87Water Pump Shaft 212-8180 for Caterpillar CAT Engine 3508B G3508 Truck 777B 777C Loader 992G 994CaterpillarWater Pump Shaft 212-8180 for Caterpillar CAT Engine 3508B G3508 Truck 777B 777C Loader 992G 994$97.003406B Engine Overhaul Rebuild Kit for Caterpillar 1985 GMC/VOLVO/WHITE WIAT 1985Caterpillar3406B Engine Overhaul Rebuild Kit for Caterpillar 1985 GMC/VOLVO/WHITE WIAT 1985$1,530.00Overhaul Rebuild Kit for Caterpillar 3406B Engine 1985 GMC/VOLVO/WHITE WIAT 1985CaterpillarOverhaul Rebuild Kit for Caterpillar 3406B Engine 1985 GMC/VOLVO/WHITE WIAT 1985$1,529.00

Part Numbers and Cross References

3I-03994N-0015CA3I0399CA4N0015LAF15AEP3515AF18693406BP551210094-4412CA09444129444123I1238CA3I1238PT483TH1095103406C2P-4005CA2P40053508B3512B7I7402CA7I74021684531CA1684531350GEN3304BENGINE3304BSR4ENGINECA2900017290-00173406CINDUSTRIAL3406BLANDFILL3406CMOTOR980FWHEEL1T0767CA1T07673406E8N1608CA8N16083412CG3412CARTICULATEDD350ED400ECOLDPM-565BCA4P06764P-06764P06769CA4W64254W-6425EL13080XPM-465CA3147755314-77553306B309-1019G3306G3406G3408G3408BG3412CA1T04251T-0425CA1105096110-5096D400EHT400CA7W0007RR-250CA7W37967W-37964P-9258TRUCK3406BCA4787932478-7932D250GCD300GCD350GCD400GC6I1453CA6I1453CA6I30666I-3066CA2W55402W-55403516BCaterpillarCA4P08974P-08973406CCaterpillarCA7E95957E-95953406ECaterpillar578SOIL825GTRACK-TYPED8NWHEEL980GWHEELCA2569651256-96513176C3408C8N-0205CA8N02053176B3408B127-822820R-20570R-8465CA1278228CA20R2057CA0R8465CA1059993105-99931JM00001-UP6BL00001-UP3ZM00001-UPCA9T09739T-0973CA3I06963I-0696CA3I06873I-0687CA9W12819W-1281113-2531CA11325310R-8784CA0R87842WB00001-1147581Z14501-UP2WB11476-UP4RG01502-UP1428193CA14281936NK00001-UP6XK00001-UP8SL00001-UPCA4W71884W-71884W-7190CA1614111161-4111CA0R94480R-9448CA3747502374-7502CA1614113161-4113CA4N87344N-8734CA0R94490R-9449CA198-1508198-1508CA9Y09169Y-0916M50100TB16001600VCG137-12XQ375PM-465LANDFILL826CMOTORCA1152367115-236710611111W38604N56337N4580VL0523003E7886CA3E7886G3304G35085V7199CA5V7199RR-250BSS-250B7X4961CA7X4961CA1W37281W-37280R5759OR5759187166See4MF-7213306GeneratorSR4IndustrialCA7C75967C-7596S4DS001D250BCA1305469130-54691784650R7075OR70751686651.58VT97H13412ECA7W38447W-38447W3844SeeS4DS006S4DSTruck3406BForCATD8N9TC00001-UP7W-3844GP-TURBOCHARGER3406B4MG00001-0359949132-000207E7987CA7E79874P6507TD0931F-41cm2CA7W94727W-9472800-AGINTERMITV7801UTV7801CA7C66157C-6615SS-250SM-35011N7919-9999911N7828-99999124-7622CA1247622119-6210CA1196210466869-000241Z1-UPCA2128180212-81803508C3512C3516B3516C

Applications and Fitment Summary

  • Part Number
  • Caterpillar · Fit for CAT Pump HT400
  • Caterpillar · 320
  • Caterpillar · 320 L
  • Caterpillar · 320-A
  • Caterpillar · 320-A L
  • Caterpillar · 320-A N
  • Caterpillar · 320-A S
  • Caterpillar · 320B LU
  • Caterpillar · 320B U
  • Caterpillar · 320 N
  • Caterpillar · 320S
  • Caterpillar · 322
  • Caterpillar · 322 L
  • Caterpillar · 322 LN
  • Caterpillar · 322-A
  • Caterpillar · 322-A L
  • Caterpillar · 322-A LN
  • Caterpillar · 322-A N
  • Caterpillar · 322 N
  • Caterpillar · 325
  • Caterpillar · 325 L
  • Caterpillar · 325 LN
  • Caterpillar · 325-A

Frequently Asked Questions

What parts replace OEM number 3406B?

This page lists 55 replacement listings indexed under 3406B. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for 3406B?

Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.

Can I request a quote if 3406B is not an exact match?

Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.

Confirm fitment

Send machine details before ordering high-risk parts.