CENTER SHEAVE, CENTER SHEAVE, IDLER
Part #: A-AH140497
John Deere 9870 STS Parts & Accessories
6,986 parts and accessories that fit the John Deere 9870 STS — Engine Auxiliaries. Genuine OEM and quality aftermarket, from an authorized John Deere dealer. Ship nationwide or pick up locally.
Shop 9870 STS parts by category
SHEAVE ASSEMBLY, ASSY-INNER, FAN DR
Part #: A-AH167535
CENTER SHEAVE, SHEAVE ASSY-IDLER
Part #: A-AH169549
HALF SHEAVE, OUTER FAN DRIVER-ASSY
Part #: A-AH225971
CAP, SURGE TANK
Part #: A-AT310335
ALTERNATOR
Part #: A-AXE17691
SHEAVE HALF, VAR. DRIVE
Part #: A-H217454
PULLEY-IDLER
Part #: AH140497
$31.01
ARM, ARM FAN CONTROL ASSY
Part #: AH148470
$165.75
OIL COOLER,
Part #: AH150687
$406.31
CONDENSER/FUEL COOLER
Part #: AH163522
$875.79
ANGLE ASSY, RESIDUE DEFLECTOR
Part #: AH164492
$150.60
IDLER, ROTARY SCREEN
Part #: AH169549
$41.06
ALTERNATOR
Part #: AH212040
COVER, UPPER XL
Part #: AH212718
$562.22
COVER, LOWER XL
Part #: AH212720
$653.00
HOSE ASPIRATION
Part #: AH216996
$91.79
ISOLATOR, SEAL ASSY-TOP
Part #: AH218297
$22.07
SHROUD, ASSEMBLY, SPREADER
Part #: AH222252
$653.70
MUFFLER, MY08 13.5L W/ RAIN CAP
Part #: AH222798
$1442.01
HEAT SHIELD, ENGINE LADDER
Part #: AH222800
$484.25
BRUSH ASSY, ROTARY SCREEN
Part #: AH223544
$84.33
COUPLING ASSY, W/HUB
Part #: AH223951
$2428.34
WHEEL, ASSY, FAN SPEED AND LOCK COL
Part #: AH224093
$40.90
SCREEN ASSY, ROTARY 48% W/RACK BARS
Part #: AH225518
$1824.13
SHEAVE HALF OUTER FAN DRIVE
Part #: AH225971
$504.85
FAN,38-INCH COMPOSITE
Part #: AH227913
$1263.43
EXHAUST PIPE,5" FLEXIBLE EXHAUST TU
Part #: AH230129
$542.13
EXHAUST PIPE, MUFFLER
Part #: AH231879
$1504.43
HALF SHEAVE,INNER FAN DRIVEN
Part #: AH232444
$621.47
HALF SHEAVE,OUTER FAN DRIVEN
Part #: AH232445
$575.85
HALF SHEAVE,OUTER FAN DRIVEN
Part #: AH232446
$632.04
HALF SHEAVE, INNER FAN DRIVEN ASSY
Part #: AH232447
$712.30
HEAT SHIELD, VERTICAL FUEL, TANK
Part #: AH234718
$733.85
RADIATOR, RADIATOR, XL, RIGID CAP
Part #: AH235579
$5530.73
SHROUD, SHROUD ASSEMBLY, STS XL
Part #: AH236111
$2044.64
CAP,RADIATOR SECONDARY SEAL ASSEMBL
Part #: AT182802
$36.67
CAP, SURGE TANK
Part #: AT310335
$27.87
TANK, SURGE 8L TWO INLETS,NO SENSOR
Part #: AT326151
$233.20
RAINCAP, EXHAUST - 6.0"
Part #: AT330187
$115.30
CAP, NON VENTED
Part #: AT405918
$28.25
OIL COOLER, HYDRO AND GEARCASE
Part #: AXE83832
$3213.39
COVER
Part #: CE19275
$385.85
CAP, COVER
Part #: CE19600
$74.98
CAP, CAP
Part #: CE20303
$97.19
HOUSING, HOUSING, THERMOSTAT INLET
Part #: DZ103635
$1183.64
HOUSING, OIL COOLER
Part #: DZ107862
$843.00
ELECTRONIC UNIT INJECTOR, 6135L HIG
Part #: DZ121294
$1479.64
ELECTRONIC UNIT INJECTOR
Part #: DZ121295
$7068.31
EXHAUST GAS RECYCLING VALVE
Part #: DZ123152
$580.58
FUEL PUMP, FUEL TRANSFER ASSEMBLY
Part #: DZ124926
$724.82
HOSE - REAR
Part #: H118872
$28.73
ANGLE
Part #: H131526
$12.45
GUIDE
Part #: H134214
$5.00
SHAFT, SHAFT, SHAFT, FAN DRIVE
Part #: H161055
$690.87
CAP- BEARING
Part #: H161540
$51.79
CAP, LATCH ASSY
Part #: H169865
$1.61
CAP, CHUTE
Part #: H173223
$65.28
SHAFT, SEPARATOR DRIVE
Part #: H173375
$989.93
ANCHOR-FUEL CAP CHAIN
Part #: H174831
$15.89
John Deere 9870 STS parts — frequently asked
How many parts fit the John Deere 9870 STS?
Koenig Marketplace lists 6,986 parts and accessories that fit the John Deere 9870 STS, including engine auxiliaries.
Are these genuine John Deere parts for the 9870 STS?
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 9870 STS.
How do I find the right part for my 9870 STS?
Search by John Deere part number or browse by category above. Every part shown is matched to the John Deere 9870 STS by its compatible-models data.
Can I get 9870 STS parts shipped or pick them up locally?
Both. Koenig ships John Deere 9870 STS parts nationwide, and you can also pick up at one of Koenig's stores.
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