View 1 Photo View 0 Videos Eaton DT402P Front Differential for a 1990 Kenworth T800 Newly Listed $1,995 USD DT402P FRT USED T.O 4.88/6.65 RATIO. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Ratio: 488/665 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1990Stock Number40726-1 MLS Number14310131CategoryDifferentials, Front Last Updated4/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DT402P Rear Differential for a 1990 Kenworth T800 Newly Listed $1,295 USD RT402P RR USED T.O 4.88/6.65 RATIO. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Core Charge: 500.00, Ratio: 488/665 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1990Part NumberRT402Stock Number40726-2 MLS Number14310130CategoryDifferentials, Rear Last Updated4/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton DSP40 Front Differential Newly Listed $1,995 USD REBUILT DSP40 3.55. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62345, Core Charge: EXCHANGE, Ratio: 3.55 ConditionRemanufacturedPart Number62345Stock Number62345 MLS Number14310128CategoryDifferentials, Front Last Updated4/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 1 Video Eaton-Fuller FRO16210C Transmission for a 2004 Kenworth T800 Recently Updated $2,250 USD INSPECTED TAKOUT/DYNO FRO16210C INT COOLED . 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Serial#: NA, Engine Make: Caterpillar, Engine Model: C15 ConditionUsedEngine ModelCaterpillar C15Fits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2004Stock Number30926-11 MLS Number14232941CategoryTransmissions Last Updated4/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Fuller 1710 Half Round End Yoke for FRO & RTLO 9 Series Transmissions, Part # 6-4-9231-1 Recently Updated $292.41 USD 1710 HALF ROUND end yoke fits FRO RTLO 9 series transmissions, Serial#: 6-4-9231-1 SPI6-4-9231-1X 6-4-9231, Casting#: 6-4-9231-1 SPI6-4-9231-1 Quantity3ConditionNewPart Number6-4-9231-1Stock Number6-4-9231-1 MLS Number9005845CategoryTransmission Parts Last Updated4/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar Rocker Arm Shaft for 3406E/C15/C15 ACERT, Part # 6I0901 307-8322 3078322 Recently Updated $143.42 USD NEW ROCKER ARM SHAFT. FITS CAT 3406E ,C15 C15 ACERT. CHECK WITH PART #., Serial#: 6I0901, Core Charge: 0, Casting#: 6I0901 ConditionNewPart Number6I0901 307-8322 3078322Stock Number392130 MLS Number11521828CategoryEngine Miscellaneous Parts Last Updated4/18/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Caterpillar 3406E Engine for a 2005 Peterbilt 379 Newly Listed $24,995 USD CAT 3406E 5EK 40PIN CONNECTOR, RUNS GOOD, NO BLOWBY, NEW CAT REBUILD WAS SWAPPED INTO TRUCK, PRICE IS FULL CONVERSION WITH HARNESS AND MOUNTS AND CHARGE AIR COOLER TUBES. UNSURE OF MILES.... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-5 MLS Number14307817CategoryEngines Last Updated4/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Used 2005 Peterbilt 379 Hood Assembly Newly Listed Contact for price USED HOOD ASSY, HAS LH FENDER DAMAGE, WILL BE REPAIRED. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-1 MLS Number14307816CategoryHoods Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2005 Peterbilt 379 Instrument Panel Cluster Newly Listed Contact for price GOOD USED INSTRUMENT CLUSER ASSY, ALL DIGITAL GAUGES, Engine Make: Caterpillar, Engine Model: 3406E ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-24 MLS Number14307814CategoryInstrument Panel Clusters Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2005 Peterbilt 379 Right Air Cleaner / Air Filter Housing Newly Listed $500 USD GOOD USED RH AIR CLEANER ASSY., Dimensions: 15, Material: METAL ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005SideRIGHTStock Number40626-25 MLS Number14307813CategoryAir Cleaners / Air Filter Housings Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2005 Peterbilt 379 Steering Column Newly Listed $495 USD GOOD USED STEERING COLUMN ASSY., Engine Make: Caterpillar, Engine Model: 3406E ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-23 MLS Number14307812CategorySteering Columns Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2005 Peterbilt 379 Frame Horn Newly Listed $895 USD GOOD USED RH FRAMEHORN ASSY. #02-3115R ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Part Number02-03115RStock Number40626-22 MLS Number14307811CategoryFrame Horns Last Updated4/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2005 Peterbilt 379 Frame Horn Newly Listed $895 USD GOOD USED LH FRAMEHORN ASSY. #02-3115L ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Part Number02-03115Stock Number40626-21 MLS Number14307810CategoryFrame Horns Last Updated4/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2005 Peterbilt 379 Tool Box Newly Listed $200 USD GOOD USED LH TOOLBOX 24''. BOTTOM STEP IS MISSING BRACKETS BENT ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-18 MLS Number14307809CategoryTool Boxes Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 1 Video Eaton-Fuller FS6406A Transmission Newly Listed $3,295 USD REBUILT/DYNO FS6406A W/BELL NO E BRAKE. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Serial#: 62344, Core Charge: EXCHANGE, Engine Make: Other, Engine Model: Other ConditionRemanufacturedEngine ModelOtherPart Number62344Stock Number62344 MLS Number14307807CategoryTransmissions Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2005 Peterbilt 379 Battery Box Newly Listed $200 USD GOOD USED BATTERY BOX NO LID. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-20 MLS Number14307806CategoryBattery Boxes / Trays Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2005 Peterbilt 379 Tool Box Newly Listed $200 USD GOOD USED LH TOOLBOX 24''. HAS DENT. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-19 MLS Number14307805CategoryTool Boxes Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2005 Peterbilt 379 Side View Mirror Newly Listed $225 USD GOOD USED RH MIRROR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-16 MLS Number14307804CategorySide View Mirrors Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2005 Peterbilt 379 Left Side View Mirror Newly Listed $225 USD GOOD USED LH MIRROR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005SideLEFTStock Number40626-15 MLS Number14307803CategorySide View Mirrors Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2005 Peterbilt 379 Right Door Newly Listed $595 USD GOOD USED RH DOOR, NO MIRROR, AIR WINDOW., Window Type: Other ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005SideRIGHTStock Number40626-14 MLS Number14307802CategoryDoors Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2005 Peterbilt 379 Left Door Newly Listed $595 USD GOOD USED LH DOOR, NO MIRROR, AIR WINDOW., Window Type: Other ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005SideLEFTStock Number40626-13 MLS Number14307801CategoryDoors Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Axle Housing for a 2005 Peterbilt 379 Newly Listed $1,295 USD RSP40 RR AXLE HOUSING ON FLEXAIR SUSPENSION, Hub Bolts: 10, Suspension: FLEXAIR, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-12 MLS Number14307800CategoryAxle Housings, Rear Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Front Axle Housing for a 2005 Peterbilt 379 Newly Listed $1,295 USD DSP40 FRONT AXLE HOUSING ON FLEXAIR SUSPENSION, Hub Bolts: 10, Suspension: FLEXAIR, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-11 MLS Number14307799CategoryAxle Housings, Front Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Sheppard M100 Steering Gear / Rack for a 2005 Peterbilt 379 Newly Listed $395 USD GOOD USED STEERING GEAR ASSY, 90 DAY WARRANTY., Serial#: M100PN31 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-9 MLS Number14307797CategorySteering Gears / Racks Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2005 Peterbilt 379 Front Axle Assembly Newly Listed $1,495 USD E1202W FRONT AXLE ASSY COMPLETE OR FOR PARTS., Capacity: 12K, Serial#: S/N, Hub Bolts: PILOT, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Capacity12KStock Number40626-7 MLS Number14307796CategoryAxle Assemblies, Front Last Updated4/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info