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6.404D Early

To Engine Serial Number 214,999
Bore: 4.25 in (108mm)

Pin Diameter: 1.500 in (38mm)

Piston marked: RE23172
Block marked: R26070, R33180, R34340, R40890, R40900
Connecting rod marked: R26047, R58880, R66923

Agricultural: 4010, 4020

Displaying products 1 - 81 of 81 results
John Deere 6.404D Engine Inframe Overhaul Rebuild Kit, Early
Our Price: From $1,067.22 to $1,508.75
John Deere 6.404D Engine Inframe Overhaul Rebuild Kit, Early
404, 404D, 404T Turbo and Non-Turbo Diesel Engines up to Serial Number 214,999 (Early Model)
free shipping
John Deere 6.404D Engine Inframe Overhaul Rebuild Kit, Early, Absolute
Our Price: From $1,170.46 to $1,896.66
John Deere 6.404D Engine Inframe Overhaul Rebuild Kit, Early, Absolute
404, 404D, 404T Turbo and Non-Turbo Diesel Engines up to Serial Number 214,999 (Early Model)
free shipping
John Deere 6-404 Inframe Kit, FP Diesel
John Deere 6-404 Inframe Kit, FP Diesel, 210896
Our Price: From $1,347.24 to $1,460.54
John Deere 6-404 Inframe Kit, FP Diesel, 210896
404, 404D, 404T Turbo and Non-Turbo Diesel Engines up to Serial Number 214,999 (Early Model)
free shipping
John Deere Cylinder Kit, PLK163
MSRP: $159.59
Our Price: $151.05
You Save: $8.54 (5 %)
John Deere Cylinder Kit, PLK163
replaces: PLK163
John Deere Cylinder Kit, Power Booster, RE23173HC
MSRP: $232.03
Our Price: $225.64
You Save: $6.39 (3 %)
John Deere Cylinder Kit, Power Booster, RE23173HC
270 Diesel Engines Serial before Number 280,000 (Early), 404 Diesel Engine Serial before 214,999 (Early)
John Deere Cylinder Kit, RE23173
MSRP: $170.63
Our Price: $151.00
You Save: $19.63 (12 %)
John Deere Cylinder Kit, RE23173
Standard compression
John Deere Cylinder Sleeve, R32050
MSRP: $51.59
Our Price: $47.77
You Save: $3.82 (7 %)
John Deere Cylinder Sleeve, R32050
Fits 4.270D Engine block casting numbers: R26160, R32020, R40850 and 6.404D Engine block casting numbers: R26070, R33180, R34340, R40890, R40900
John Deere Liner Sealing Ring Kit, AR40155
MSRP: $10.19
Our Price: $9.35
You Save: $0.84 (8 %)
John Deere Liner Sealing Ring Kit, AR40155
replaces: AR40155
John Deere Liner Sealing Ring Kit, AR65507
MSRP: $25.22
Our Price: $21.93
You Save: $3.29 (13 %)
John Deere Liner Sealing Ring Kit, AR65507
replaces: AR65507
John Deere Piston, RE23172
MSRP: $97.21
Our Price: $85.28
You Save: $11.93 (12 %)
John Deere Piston, RE23172
Pin Diameter: 1.500 in (38mm)
John Deere Piston, RE23172HC
MSRP: $111.33
Our Price: $107.28
You Save: $4.05 (4 %)
John Deere Piston, RE23172HC
High compression
John Deere Piston Ring Set, 1 cylinder set, AR55630
MSRP: $34.48
Our Price: $30.24
You Save: $4.24 (12 %)
John Deere Piston Ring Set, 1 cylinder set, AR55630
Use with standard compression piston RE23173
John Deere Piston Ring Set, 1 cylinder set, AR65502
MSRP: $38.32
Our Price: $35.15
You Save: $3.17 (8 %)
John Deere Piston Ring Set, 1 cylinder set, AR65502
Use only with RE23172HC high compression piston
John Deere Piston Pin, R44161
MSRP: $16.35
Our Price: $14.22
You Save: $2.13 (13 %)
John Deere Piston Pin, R44161
Pin Diameter: 1.500 in (38mm)
John Deere Piston Pin Retainer, H80753
MSRP: $1.79
Our Price: $1.55
You Save: $0.24 (13 %)
John Deere Piston Pin Retainer, H80753
replaces: H80753
John Deere Thrust Main Bearing, Standard, AR49242
MSRP: $43.63
Our Price: $39.31
You Save: $4.32 (10 %)
John Deere Thrust Main Bearing, Standard, AR49242
Standard
John Deere Main Bearing, .010, AR49245
MSRP: $20.80
Our Price: $18.74
You Save: $2.06 (10 %)
John Deere Main Bearing, .010, AR49245
.010 (.25mm)
John Deere Thrust Main Bearing, .010, AR49238
MSRP: $45.21
Our Price: $39.31
You Save: $5.90 (13 %)
John Deere Thrust Main Bearing, .010, AR49238
.010 (.25mm)
John Deere Main Bearing, .020, AR49246
MSRP: $22.86
Our Price: $20.60
You Save: $2.26 (10 %)
John Deere Main Bearing, .020, AR49246
.020 (.50mm)
John Deere Thrust Main Bearing, .020, AR49239
MSRP: $44.42
Our Price: $39.31
You Save: $5.11 (12 %)
John Deere Thrust Main Bearing, .020, AR49239
.020 (.50mm)
John Deere Main Bearing, .030, AR49247
MSRP: $24.48
Our Price: $22.45
You Save: $2.03 (8 %)
John Deere Main Bearing, .030, AR49247
.030 (.75mm)
John Deere Thrust Main Bearing, .030, AR49240
MSRP: $44.81
Our Price: $39.31
You Save: $5.50 (12 %)
John Deere Thrust Main Bearing, .030, AR49240
.030 (.75mm)
John Deere Rod Bearing, Standard, AR45723
MSRP: $14.45
Our Price: $13.26
You Save: $1.19 (8 %)
John Deere Rod Bearing, Standard, AR45723
Standard
John Deere Rod Bearing, .010, AR46396
MSRP: $15.18
Our Price: $13.43
You Save: $1.75 (12 %)
John Deere Rod Bearing, .010, AR46396
.010 (.25mm)
John Deere Rod Bearing, .020, AR46397
MSRP: $15.15
Our Price: $13.41
You Save: $1.74 (11 %)
John Deere Rod Bearing, .020, AR46397
.020 (.50mm)
John Deere Rod Bearing, .030, AR46398
MSRP: $14.88
Our Price: $13.17
You Save: $1.71 (11 %)
John Deere Rod Bearing, .030, AR46398
.030 (.75mm)
John Deere Thrust Washer Set, Standard, AR77747
John Deere Thrust Washer Set, Standard, AR77747
MSRP: $25.71
Our Price: $23.37
You Save: $2.34 (9 %)
John Deere Thrust Washer Set, Standard, AR77747
Standard
John Deere Thrust Washer Set, .007, AR77753
MSRP: $29.31
Our Price: $27.26
You Save: $2.05 (7 %)
John Deere Thrust Washer Set, .007, AR77753
.007
John Deere 381, 404 Diesel (Early) Head Gasket, R45615
MSRP: $53.66
Our Price: $47.49
You Save: $6.17 (11 %)
John Deere 381, 404 Diesel (Early) Head Gasket, R45615
Fits 381, 404 Diesel (Early)
John Deere Head Gasket Set, AR53625
MSRP: $95.40
Our Price: $85.18
You Save: $10.22 (11 %)
John Deere Head Gasket Set, AR53625
replaces: AR53625
John Deere Oil Pan Gasket, R71918
MSRP: $24.18
Our Price: $21.59
You Save: $2.59 (11 %)
John Deere Oil Pan Gasket, R71918
With Aluminum Oil Pan use R49377 (RE504822)
John Deere Full Gasket Set, without crank seals, AR53626
MSRP: $161.09
Our Price: $141.30
You Save: $19.79 (12 %)
John Deere Full Gasket Set, without crank seals, AR53626
replaces: AR53626
John Deere Front Crank Seal & Sleeve, AR49025
MSRP: $18.56
Our Price: $16.28
You Save: $2.28 (12 %)
John Deere Front Crank Seal & Sleeve, AR49025
replaces: AR49025
John Deere Front Crank Seal, RE543639
MSRP: $19.48
Our Price: $17.55
You Save: $1.93 (10 %)
John Deere Front Crank Seal, RE543639
includes washer
John Deere Rear Crank Seal & Sleeve, RE520036
MSRP: $39.20
Our Price: $34.39
You Save: $4.81 (12 %)
John Deere Rear Crank Seal & Sleeve, RE520036
replaces: RE520036
John Deere Water Pump Gasket, R26341
MSRP: $2.47
Our Price: $2.25
You Save: $0.22 (9 %)
John Deere Water Pump Gasket, R26341
replaces: R26341
John Deere Air Inlet Gasket, R81275
MSRP: $1.90
Our Price: $1.70
You Save: $0.20 (11 %)
John Deere Air Inlet Gasket, R81275
John Deere Exhaust Manifold Gasket, R83021
MSRP: $5.06
Our Price: $4.40
You Save: $0.66 (13 %)
John Deere Exhaust Manifold Gasket, R83021
John Deere Fuel Pump Gasket, R27285
MSRP: $1.54
Our Price: $1.37
You Save: $0.17 (11 %)
John Deere Fuel Pump Gasket, R27285
replaces: R27285
John Deere Oil Supply Tube O-Ring, R75892
MSRP: $1.65
Our Price: $1.46
You Save: $0.19 (12 %)
John Deere Oil Supply Tube O-Ring, R75892
Sold per seal
John Deere Thermostat Gasket, R54641
MSRP: $1.38
Our Price: $1.25
You Save: $0.13 (9 %)
John Deere Thermostat Gasket, R54641
John Deere Connecting Rod, AR70910
MSRP: $122.66
Our Price: $116.09
You Save: $6.57 (5 %)
John Deere Connecting Rod, AR70910
Fits John Deere 270, 404 engines with 1.50" Wrist Pins.
John Deere Connecting Rod Bolt, R66452
MSRP: $5.46
Our Price: $5.01
You Save: $0.45 (8 %)
John Deere Connecting Rod Bolt, R66452
For Machine Split Connecting Rods
John Deere Piston Pin Bushing, R30939
MSRP: $4.87
Our Price: $4.43
You Save: $0.44 (9 %)
John Deere Piston Pin Bushing, R30939
Requires boring after installation
John Deere Valve Lifter, R26342
MSRP: $11.80
Our Price: $10.93
You Save: $0.87 (7 %)
John Deere Valve Lifter, R26342
replaces: R26342
John Deere Valve Lifter, R52773
MSRP: $8.62
Our Price: $7.50
You Save: $1.12 (13 %)
John Deere Valve Lifter, R52773
replaces: R52773
John Deere Camshaft Bearing, R46903
MSRP: $9.23
Our Price: $8.09
You Save: $1.14 (12 %)
John Deere Camshaft Bearing, R46903
Sold individually
John Deere Camshaft Plug, R26115
MSRP: $6.31
Our Price: $5.84
You Save: $0.47 (7 %)
John Deere Camshaft Plug, R26115
replaces: R26115
John Deere Crankshaft, RE53422
MSRP: $2,190.24
Our Price: $1,938.26
You Save: $251.98 (12 %)
John Deere Crankshaft, RE53422
Requires front key R116311 for the front damper
free shipping
John Deere Crankshaft Key, R116311
MSRP: $18.80
Our Price: $16.49
You Save: $2.31 (12 %)
John Deere Crankshaft Key, R116311
for RE53422 crankshaft
John Deere Exhaust Valve, R26123
MSRP: $13.97
Our Price: $12.15
You Save: $1.82 (13 %)
John Deere Exhaust Valve, R26123
4.270 To Engine Serial Number 157,001 and 6.404 To Engine Serial 82,801
John Deere Exhaust Valve, R44175
MSRP: $17.24
Our Price: $15.25
You Save: $1.99 (12 %)
John Deere Exhaust Valve, R44175
4.270 Engine Serial Numbers 157,002-280,000 and 6.404 Engine Serial Numbers 82,802-214,999
John Deere Intake Valve, R26124
MSRP: $12.93
Our Price: $11.54
You Save: $1.39 (11 %)
John Deere Intake Valve, R26124
4.270 To Engine Serial Number 157,001 and 6.404 To Engine Serial 82,801
John Deere Intake Valve, R44174
MSRP: $15.48
Our Price: $13.82
You Save: $1.66 (11 %)
John Deere Intake Valve, R44174
4.270 Engine Serial Numbers 157,002-280,000 and 6.404 Engine Serial Numbers 82,802-214,999
John Deere Valve Spring, R26125
John Deere Valve Spring, R26125
MSRP: $3.55
Our Price: $3.22
You Save: $0.33 (9 %)
John Deere Valve Spring, R26125
Length: 2.173, OD: 1.375
John Deere Valve Keeper, B367R
MSRP: $0.67
Our Price: $0.58
You Save: $0.09 (13 %)
John Deere Valve Keeper, B367R
Sold individually
John Deere Valve Keeper, T20077
MSRP: $1.45
Our Price: $1.26
You Save: $0.19 (13 %)
John Deere Valve Keeper, T20077
replaces: T20077
John Deere Valve Guide, R28654
MSRP: $6.11
Our Price: $5.66
You Save: $0.45 (7 %)
John Deere Valve Guide, R28654
replaces: R28654
John Deere Valve Seat, R43680
MSRP: $10.90
Our Price: $9.82
You Save: $1.08 (10 %)
John Deere Valve Seat, R43680
Intake, standard
John Deere Valve Seat, R43681
MSRP: $12.74
Our Price: $11.27
You Save: $1.47 (12 %)
John Deere Valve Seat, R43681
Exhaust, standard
John Deere Valve Rotator, RE11410
MSRP: $8.22
Our Price: $7.47
You Save: $0.75 (9 %)
John Deere Valve Rotator, RE11410
Sold per rotator
John Deere Valve Seal, R87627
John Deere Valve Seal, R87627
MSRP: $0.62
Our Price: $0.56
You Save: $0.06 (10 %)
John Deere Valve Seal, R87627
Sold per seal
John Deere Valve Stem Cap, T20129
John Deere Valve Stem Cap, T20129
MSRP: $7.31
Our Price: $6.35
You Save: $0.96 (13 %)
John Deere Valve Stem Cap, T20129
Sold per cap
John Deere Head Bolt, R88042
MSRP: $6.92
Our Price: $6.35
You Save: $0.57 (8 %)
John Deere Head Bolt, R88042
3.250 inch
John Deere Head Bolt, R88043
MSRP: $3.71
Our Price: $3.41
You Save: $0.30 (8 %)
John Deere Head Bolt, R88043
5.230 inch
John Deere Head Bolt, R88044
MSRP: $9.11
Our Price: $7.93
You Save: $1.18 (13 %)
John Deere Head Bolt, R88044
6.225 inch
John Deere Head Bolt, R88045
MSRP: $5.47
Our Price: $4.98
You Save: $0.49 (9 %)
John Deere Head Bolt, R88045
7.300 inch
John Deere 6404 Cylinder Head, Brand New, Loaded, RE12975
MSRP: $2,692.71
Our Price: $2,447.92
You Save: $244.79 (9 %)
John Deere 6404 Cylinder Head, Brand New, Loaded, RE12975
John Deere 6404, 6-404, 404 Cylinder Head, Brand New, Loaded, RE12975
free shipping
John Deere Oil Pump, AR41949
MSRP: $183.12
Our Price: $162.05
You Save: $21.07 (12 %)
John Deere Oil Pump, AR41949
replaces: AR41949
John Deere Oil Cooler Tube Sealing Ring, R47153
MSRP: $1.36
Our Price: $1.24
You Save: $0.12 (9 %)
John Deere Oil Cooler Tube Sealing Ring, R47153
replaces: R47153
John Deere Water Pump, AR45332
MSRP: $146.61
Our Price: $128.61
You Save: $18.00 (12 %)
John Deere Water Pump, AR45332
Interchanges: AR45332, R26337, R27547, R34977, R34982, R41315, R41318, R44122
John Deere Water Pump Repair Kit, AR55617
MSRP: $57.11
Our Price: $52.88
You Save: $4.23 (7 %)
John Deere Water Pump Repair Kit, AR55617
with impeller, Fits water pumps marked R26337, R27547, R34977, R34982
John Deere Thermostat, R36846
MSRP: $14.24
Our Price: $12.38
You Save: $1.86 (13 %)
John Deere Thermostat, R36846
180 degrees
John Deere Fuel Injector, AR50781
MSRP: $56.07
Our Price: $53.54
You Save: $2.53 (5 %)
John Deere Fuel Injector, AR50781
pencil
John Deere Fuel Injector Packing, R48000
MSRP: $1.09
Our Price: $1.00
You Save: $0.09 (8 %)
John Deere Fuel Injector Packing, R48000
replaces: R48000
John Deere Fuel Injector Packing, R60746
MSRP: $1.46
Our Price: $1.28
You Save: $0.18 (12 %)
John Deere Fuel Injector Packing, R60746
replaces: R60746
John Deere Fuel Line Leak Off Kit, RE27786
MSRP: $177.82
Our Price: $108.63
You Save: $69.19 (39 %)
John Deere Fuel Line Leak Off Kit, RE27786
replaces: RE15805, RE21103, AR88495, RE27786
John Deere Fuel Lift Transfer Pump, AR49771
MSRP: $52.45
Our Price: $46.83
You Save: $5.62 (11 %)
John Deere Fuel Lift Transfer Pump, AR49771
From Engine Serial 422,366
John Deere Fuel Lift Transfer Pump, AR53567
MSRP: $32.14
Our Price: $29.21
You Save: $2.93 (9 %)
John Deere Fuel Lift Transfer Pump, AR53567
John Deere Fuel Lift Transfer Pump, RE42211
Our Price: From $39.38 to $41.00
John Deere Fuel Lift Transfer Pump, RE42211
John Deere Flywheel Ring Gear, R28811
MSRP: $63.25
Our Price: $59.33
You Save: $3.92 (6 %)
John Deere Flywheel Ring Gear, R28811
129 Teeth