Part number lookup

G3406 Replacement Parts

Cross-reference and compare 9 replacement listings for OEM / aftermarket part number G3406. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

9 Matching Products

AVR 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$185.76Crankshaft 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 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$121.42Oil 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$649.39Rectifier 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$73.93Sensor Group Speed 6V-2455 6V2455 for Caterpillar CAT Engine 3304 3306 3406 3408 3412 Excavator 330 330B 345B 365BCaterpillarSensor Group Speed 6V-2455 6V2455 for Caterpillar CAT Engine 3304 3306 3406 3408 3412 Excavator 330 330B 345B 365B$85.79Speed 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$184.27Water Electronic Coolant Level Sensor 2399957 for Caterpillar CAT Engine 3126B 3176C 3196 3406E 3408E 3412CCaterpillarWater Electronic Coolant Level Sensor 2399957 for Caterpillar CAT Engine 3126B 3176C 3196 3406E 3408E 3412C$219.05Water Pump Shaft 3N-4858 for Caterpillar CAT Engine 3406 3412 3408CCaterpillarWater Pump Shaft 3N-4858 for Caterpillar CAT Engine 3406 3412 3408C$1,487.00

Part Numbers and Cross References

309-1019G3306G3406G3408G3408BG34123304B3306B3406B6I1453CA6I1453D350ED400E3406C3406ECA6I30666I-3066PM-465CA1614111161-4111CA0R94480R-9448CA3747502374-7502CA9Y09169Y-0916M50100TB16001600VCG137-12XQ375CA6V24556V-2455G3508G3512G35163508B3512B3E7886CA3E7886G3304239-9957CA23999573126BCA3N48583N-48583408C3412B3412C

Applications and Fitment Summary

  • Part Number
  • Caterpillar · s: ARTICULATED TRUCK:D350E, D350E II, D400E, D400E II COLD PLANER:PM-465 EJECTOR TRUCK:D400E II EXCAVATOR:245B, 375, 375 L FRONT SHOVEL:5080 GAS ENGINE:G3406 GEN SET ENGINE:3406B, 3406C, 3406E GENERATOR SET:3406C, 3406E, G3406 INDUSTRIAL ENGINE:3406, 3406B, 3406C, 3406E LANDFILL COMPACTOR:826C, 826G LOAD HAUL DUMP:R2900 MARINE ENGINE:3406B, 3406C, 3406E MOTOR GRADER:16G, 16H NA PIPELAYER:578, 583R, 587R PUMPER:HT400 RECLAIMER MIXER:RM-250C, RM-350B ROAD RECLAIMER:RR-250, RR-250B SOIL COMPACTOR:825G SOIL STABILIZER:SS-250 STABILIZER MIXER:SM-350 TRACK-TYPE TRACTOR:D8N, D8R, D8R II TRUCK ENGINE:3406B, 3406C, 3406E WHEEL DOZER:814B, 824C, 824G WHEEL LOADER:980C, 980F, 980G WHEEL SCRAPER:623E, 623F, 627E, 657B WHEEL TRACTOR:621E, 621F, 621G, 623F, 623G, 627B, 627F, 627G
  • Caterpillar · s: Fit for follwing models: CATERPILLAR ARTICULATED TRUCK: D250E II, D300E II, D350E II, D400E II CATERPILLAR ASPHALT PAVER: AP-1000B, AP-1055B, AP-900B, BG-2455C, BG-245C CATERPILLAR BACKHOE LOADER: 416C, 426C, 428C, 436C, 438C, 446B CATERPILLAR CHALLENGER: 65C, 65E, 70C, 75C, 75D, 75E, 85C, 85D, 85E, 95E CATERPILLAR COLD PLANER: PM-465, PM-565, PM-565B, PR-450C CATERPILLAR COMPACT WHEEL LOADER: 910E, 910G CATERPILLAR EXCAVATOR: 312B L, 315B L, 322B L, 325B L, 330, 330B, 330B L, 345B, 345B II, 345B II MH, 345B L, 365B, 365B II, 365B L CATERPILLAR INTEGRATED TOOLCARRIER: IT12B, IT14F, IT18F, IT24F, IT28F, IT28G, IT38F, IT38G, IT62G CATERPILLAR LANDFILL COMPACTOR: 826G CATERPILLAR PIPELAYER: 572R CATERPILLAR POWER MODULE: C18, PM3412, PM3456, PM3508, PM3512, PM3516, PMG3516 CATERPILLAR PUMPER: SCT673, SPS342, SPT342 CATERPILLAR QUARRY TRUCK: 771D, 775D CATERPILLAR RECLAIMER MIXER: RM-250C, RM-350B CATERPILLAR ROAD RECLAIMER: RR-250B CATERPILLAR SOIL COMPACTOR: 825G CATERPILLAR STABILIZER MIXER: SM-350 CATERPILLAR TRACK LOADER: 953C, 963C, 973C CATERPILLAR TRACK-TYPE TRACTOR: D10N, D10R, D11R, D5M, D6M, D6R, D7R, D8L, D8R II, D9L, D9N, D9R CATERPILLAR TRACTOR: 776D, 784C CATERPILLAR TRUCK: 69D, 769D, 773D, 775D, 777D, 785C, 789C, 793C, 797, 797B CATERPILLAR VIBRATORY COMPACTOR: CB-535B CATERPILLAR WHEEL DOZER: 824G, 854G CATERPILLAR WHEEL HARVESTER: 550, 570, 580 CATERPILLAR WHEEL LOADER: 918F, 924F, 924G, 928F, 928G, 938F, 938G, 950G, 962G, 966G, 972G, 980G, 980G II, 988F, 990, 992D, 992G, 994D CATERPILLAR WHEEL SKIDDER: 525B, 535B, 545 CATERPILLAR WHEELED EXCAVATOR: M318, M320, M325B, W330B, W345B II
  • Caterpillar · s: Caterpillar CAT Forwarder: 584 Caterpillar CAT Generator Set: 3304B, 3306B, 3406C, 3406E, 3412, 3412C, 3456, 3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, C15, C18, C9, G3406, G3412, G3508, G3512, G3516 Caterpillar CAT Load Haul Dump: R1300G II, R1600, R1600G, R1600H, R1700G, R2900, R2900G Caterpillar CAT Marine Auxiliary: 3508B, 3512, 3512B, 3516B Caterpillar CAT Mining Excavator: 5110B, 5130, 5130B, 5230B Caterpillar CAT Petroleum Gen Set: C15, C18, G3306B Caterpillar CAT Petroleum Package: CX31-C13I, CX31-C15I, CX31-C18I, CX31-C9I, CX35-C18I, CX35-P800, TH35-C11I, TH35-C13I, TH35-C15I Caterpillar CAT Petroleum Transmission: TH31-E61, TH35-E81, TH48-E70 Caterpillar CAT Power Module: PM3412, PM3456, PM3508, PM3512, PM3516 Caterpillar CAT Pumper: SBF214, SCT673, SPS342, SPT342, SUF557 Caterpillar CAT Track Loader: 953C, 963C Caterpillar CAT Track-Type Tractor: D5N, D6N Caterpillar CAT Tractor: 784B, 784C Caterpillar CAT Truck: 785B, 785C, 785D, 789B, 789C, 793B, 793C, 793D, 793F, 793F AC, 793F CMD, 793F OEM, 793F XQ, 795F AC, 797, 797B, 797F Caterpillar CAT Underground Art Truck: AD30, AD45B, AD55, AD55B Caterpillar CAT Wheel Loader: 980G II, 980H, 993K
  • Caterpillar · s: Fit for Caterpillar CAT Engine: 3406, 3406C, 3408C, 3412, 3412B, 3412C, G3406

Frequently Asked Questions

What parts replace OEM number G3406?

This page lists 9 replacement listings indexed under G3406. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for G3406?

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 G3406 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 & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.