YOKE
Part #: 54M4422
$35.13
John Deere 3420 Parts & Accessories
1,837 parts and accessories that fit the John Deere 3420 — Drivetrain Parts. Genuine OEM and quality aftermarket, from an authorized John Deere dealer. Ship nationwide or pick up locally.
Shop 3420 parts by category
CLUTCH
Part #: A-AL78494
CARRIER; PLANETARY PINION
Part #: A-L100242
RING GEAR
Part #: A-L101724
PLANETARY PINION
Part #: A-L114784
FLYWHEEL STARTER RING
Part #: A-R28811
CLUTCH, NEW
Part #: A-RE52508
CLUTCH
Part #: AL78494
$252.20
PLANET PINION
Part #: L100168
$1515.46
PLANET PINION Z=39
Part #: L100241
$244.33
PLANET PINION CARRIER
Part #: L100242
$1200.28
RING GEAR, INNER SPLINE T=80
Part #: L101724
$799.56
PLANET PINION CARRIER
Part #: L101726
$2656.55
SHEET
Part #: L101812
$45.60
GEAR SUN
Part #: L110235
$904.23
PLANET PINION
Part #: L110237
$230.00
PLANET PINION
Part #: L114784
$267.50
DISK WITH INNER SPLINE
Part #: L40130
$34.97
DISK WITH OUTER SPLINE
Part #: L62419
$21.93
YOKE
Part #: L80053
$20.08
SHAFT, IDLER GEAR LOWER
Part #: R114194
$40.07
GEAR, GEAR, CRANKSHAFT
Part #: R120631
$323.36
GEAR, GEAR, OIL PUMP DRIVE
Part #: R120638
$303.42
GEAR, BALANCER, LH
Part #: R120639
$134.94
SHAFT, IDLER GEAR
Part #: R120641
$232.36
SHAFT KEY, WOODRUFF
Part #: R133303
$4.41
RING GEAR, FLYWHEEL RING
Part #: R28811
$105.28
GEAR, FUEL INJECTION PUMP
Part #: R505472
$368.91
SHAFT KEY, SPECIAL
Part #: R505609
$2.73
GEAR, UPPER IDLER W/ BUSHING
Part #: RE508932
$572.28
GEAR, LOWER IDLER, W/ BUSHING, RH
Part #: RE56369
$355.11
OUTSIDE U-JOINT FORK
Part #: T153720
$287.67
POWERSHAFT SHIELD
Part #: Z102539
$153.18
POWERSHAFT SHIELD
Part #: Z102540
$186.67
GEAR,BEVEL
Part #: Z72414
$606.70
HOUSING
Part #: Z77211
$2488.04
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DRIVE SHAFT
Part #: A-L110236
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PLANETARY PINION
Part #: A-L110237
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SHAFT, FRONT AXLE (MFWD)
Part #: A-L110240
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RING GEAR, MFWD PLANETARY
Part #: A-L79729
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VENT
Part #: AL32877
$27.68
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SHAFT PINION Z=16
Part #: L110236
$585.91
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GEAR SUN Z=16
Part #: L110240
$344.87
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O-RING, 7X1 LAN641 H4C
Part #: L112761
$2840.38
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PLATE, OUTER
Part #: L35577
$57.75
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SHAFT
Part #: L39983
$122.55
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DISK WITH INNER SPLINE
Part #: L40258
$34.76
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DISK WITH INNER SPLINE
Part #: L40280
$69.07
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PLANETARY PINION
Part #: L79728
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GEAR RING Z=98
Part #: L79729
$718.42
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INPUT CLUTCH DISC
Part #: T123033
$96.27
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PLANET GEAR
Part #: T165415
$883.87
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PLANET CARRIER
Part #: T165416
$2109.04
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GEAR, DANA 112.04.004.01
Part #: Z101721
$409.71
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PLANET GEAR NR. 112.06.006.03
Part #: Z101765
$462.23
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DISK
Part #: Z101790
$56.87
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SHIFTER
Part #: Z72049
$831.82
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GEAR,BEVEL
Part #: Z72407
$1026.42
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GEAR,BEVEL
Part #: Z72413
$997.11
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GEAR,SUN
Part #: Z72474
$1341.53
John Deere 3420 parts — frequently asked
How many parts fit the John Deere 3420?
Koenig Marketplace lists 1,837 parts and accessories that fit the John Deere 3420, including drivetrain parts.
Are these genuine John Deere parts for the 3420?
Yes — Koenig is an authorized John Deere dealer, so you'll find genuine OEM John Deere parts alongside quality aftermarket options that fit the John Deere 3420.
How do I find the right part for my 3420?
Search by John Deere part number or browse by category above. Every part shown is matched to the John Deere 3420 by its compatible-models data.
Can I get 3420 parts shipped or pick them up locally?
Both. Koenig ships John Deere 3420 parts nationwide, and you can also pick up at one of Koenig's stores.
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