John Deere 8400 Parts & Accessories

Q: How do I find the right part for my 8400?

Search by John Deere part number or browse by category on this page. Every part shown is matched to the John Deere 8400 by its compatible-models data.

12,541 parts and accessories that fit the John Deere 8400 — Crop Handling Unit Parts. Genuine OEM and quality aftermarket, from an authorized John Deere dealer. Ship nationwide or pick up locally.

Shop 8400 parts by category

← All categories Crop Handling Unit Parts (165)

Drier

Part #A-AT63170

$49.08

A&I Products

Beam

Part #A-L39119

$39.08

A&I Products

Plate, Assembly, LH Latching

Part #AH208638

$75.68

John Deere

Magnet Assy

Part #AM102170

$26.45

John Deere

Housing, Inside

Part #CE30664

$1,136.30

John Deere

Roller

Part #CE32314

$26.31

John Deere

Housing, Lower Feedroll Gearbox, Co

Part #CE32906

$3,353.09

John Deere

Housing, Lower Feedroll Gearbox, Mo

Part #CE34160

$2,778.23

John Deere

Spindle 20 Bolts

Part #CE34400

$1,892.87

John Deere

Housing Outside

Part #CE37193

$592.11

John Deere

Manifold Kit, Valve Block Assembly

Part #DE31929

$665.57

John Deere

Adjuster

Part #FH312226

$32.98

John Deere

Housing, Lube Pump

Part #H156095

$153.40

John Deere

Strap, Lynch Pin

Part #H167815

$4.06

John Deere

Rasp Bar, Lower Front Feedroll Narr

Part #HXE100098

$151.85

John Deere

Sleeve, Upper Rear Feedroll Rhs

Part #HXE100653

$121.76

John Deere

Flange Shaft Lower Rear Feed

Part #HXE100660

$554.15

John Deere

Paddle, Lower Rear Feedroll

Part #HXE100661

$18.42

John Deere

Paddle, Lower Front Feedroll Lhs

Part #HXE100714

$14.99

John Deere

Guide, Upper Feedrolls Rhs

Part #HXE100959

$201.49

John Deere

Shaft, Flange Upper Rear Feedroll

Part #HXE101170

$903.51

John Deere

Arm, Upper Rear Feedroll Lhs

Part #HXE101357

$455.64

John Deere

Arm, Upper Rear Feedroll Rhs

Part #HXE101358

$407.64

John Deere

Flange Shaft Lower Front Fee

Part #HXE101390

$713.49

John Deere

Paddle, Lower Front Feedroll Rhs

Part #HXE101391

$22.54

John Deere

Shaft, Cutterhead Locking Mechanism

Part #HXE102845

$315.06

John Deere

Wear Plate, Arm Upper Feedrolls Rhs

Part #HXE102879

$53.07

John Deere

Sliding Shield, Feedroll Cabinet Fr

Part #HXE102950

$150.68

John Deere

Cover, Feedroll Sealing Kit Rhs

Part #HXE105729

$114.79

John Deere

Spindle, Front Axle, HD, M22

Part #HXE10955

$1,778.89

John Deere

Wear Plate, Feedroll Cabinet - Rear

Part #HXE111266

$144.21

John Deere

Sleeve, Upper Front Feedroll

Part #HXE112520

$119.96

John Deere

Flange Shaft Upper Front Fee

Part #HXE112533

$738.25

John Deere

Rotating Scraper, Upper Rear Feedro

Part #HXE113269

$56.79

John Deere

Scraper, Smoothroll Feedroll Cabine

Part #HXE113274

$800.79

John Deere

Indicating Gage, Repair Positioning

Part #HXE120434

$112.23

John Deere

Flanged Shaft Upper Rear Fee

Part #HXE120522

$555.89

John Deere

Sector, Duraline Blower Sid

Part #HXE122283

$1,799.85

John Deere

Sector, Duraline Blower Sid

Part #HXE122307

$1,799.85

John Deere

Nozzle, Stainless, Water Injection

Part #HXE123716

$122.31

John Deere

Rotating Scraper, Upper Rear Feedro

Part #HXE125872

$48.91

John Deere

Wear Plate, Feedroll Cabinet Rear

Part #HXE127086

$273.33

John Deere

Wear Plate, Feedroll Cabinet Rear

Part #HXE127087

$262.69

John Deere

Arrestor, Feedroll Cabinet Swingope

Part #HXE127767

$78.09

John Deere

Sheet, Shim 0

Part #HXE128057

$31.18

John Deere

RH Upper Cheek Plate

Part #HXE131347

$243.37

John Deere

RH Lower Cheek Plate

Part #HXE131348

$149.64

John Deere

LH Upper Cheek Plate

Part #HXE131349

$245.79

John Deere

Left Rear Slide Cap

Part #HXE131385

$274.79

John Deere

Bar, Filler - Uffr Narrow

Part #HXE134927

$58.26

John Deere

Square Boot F. Spout Flap Act

Part #HXE138048

$53.45

John Deere

Shaft, Upper Rear Feedroll Narrow

Part #HXE139755

$1,674.19

John Deere

Guard, for Spout Tilt Sensor

Part #HXE139828

$61.05

John Deere

Cover, Blower Bearing RH - 60 MM /

Part #HXE144137

$341.91

John Deere

Cover, Additional Feedroll Sealing

Part #HXE144289

$88.70

John Deere

Cover, Additional Feedroll Sealing

Part #HXE144290

$110.43

John Deere

Wear Plate, Base Wear Liners, Lower

Part #HXE144697

$479.48

John Deere

Cover, 1ST Wear Liner High Arc Spou

Part #HXE144911

$427.96

John Deere

Spout Wear Plate With B

Part #HXE144912

$1,369.27

John Deere

Sliding Shield, Upper Rear Feedroll

Part #HXE147335

$145.43

John Deere

Shop all 165 8400 parts →

John Deere 8400 parts — frequently asked

How many parts fit the John Deere 8400?

Koenig Marketplace lists 12,541 parts and accessories that fit the John Deere 8400, including crop handling unit parts.

Are these genuine John Deere parts for the 8400?

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 8400.

How do I find the right part for my 8400?

Search by John Deere part number or browse by category above. Every part shown is matched to the John Deere 8400 by its compatible-models data.

Can I get 8400 parts shipped or pick them up locally?

Both. Koenig ships John Deere 8400 parts nationwide, and you can also pick up at one of Koenig's stores.

Parts for other John Deere models

John Deere 6130M John Deere 6140M John Deere 6620 John Deere 6110M John Deere S690 John Deere 1550 John Deere 8200 John Deere 670G John Deere 6120M John Deere W650 John Deere 9600 John Deere 870G