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John Deere 340D Parts

13 categories · 46 total parts

Keep your John Deere 340D running with quality replacement parts from Eastman Ag Parts. We stock 46+ parts across 13 categories — from Bearings, Clutch Parts, Cooling Systems, Engine Overhaul Kits — all sourced to OEM specifications. Same-day shipping before 2 PM ET from Eastman, GA.

John Deere340D
JD HYDRAULIC PUMP — Part #EAP-104717
JD HYDRAULIC PUMPEAP-104717
Fits John Deere 1640, 2040, 2140, 2955, 300, 300B, 3010, 3020...
Ready to Ship
$1273.99
Free shipping
SEALED BEAM — Part #EAP-104778
SEALED BEAMEAP-104778
Fits John Deere 1040, 1140, 2010, 2040, 2150, 2155, 2240, 2255...
Ready to Ship
$14.99
Free shipping
CAP FUEL — Part #EAP-104919
CAP FUELEAP-104919
Fits John Deere 340D, 440, 440A, 440B, 440D, 4555, 4560, 4640...
Ready to Ship
$24.99
Free shipping
VOLTAGE REGULATOR — Part #EAP-105170
VOLTAGE REGULATOREAP-105170
Fits John Deere 300D, 3020, 310D, 315D, 340D, 4000, 4020, 4030...
Ready to Ship
$11.99
Free shipping
WATER PUMP — Part #EAP-105392
WATER PUMPEAP-105392
Fits John Deere 340D, 440C, 440D, 448D, 540B, 540D, 548D, 640
Ready to Ship
$370.99
Free shipping
PUMP ENGINE OIL — Part #EAP-105450
PUMP ENGINE OILEAP-105450
Fits John Deere 2630, 2640, 340D, 344E, 344G, 410C, 410D, 440C...
Ready to Ship
$219.99
Free shipping
GAUGE TEMPERATURE — Part #EAP-105723
GAUGE TEMPERATUREEAP-105723
Fits John Deere 340D, 350, 350B, 350C, 350D, 355D, 380, 410B...
Ready to Ship
$138.99
Free shipping
PRESSURE PLATE (ROCKFORD) — Part #EAP-105803
PRESSURE PLATE (ROCKFORD)EAP-105803
Fits John Deere 340D, 440C, 440D, 448D
Ready to Ship
$649.99
Free shipping
RELEASE BEARING — Part #EAP-105831
RELEASE BEARINGEAP-105831
Fits John Deere 1010, 1020, 1520, 2010, 2020, 2030, 2240, 2440...
Ready to Ship
$45.99
Free shipping
DISC DRIVEN (ROCKFORD) — Part #EAP-106006
DISC DRIVEN (ROCKFORD)EAP-106006
Fits John Deere 340D, 440, 440A, 440B, 440C, 440D, 448D, 450
Ready to Ship
$319.99
Free shipping
FITTING — Part #EAP-106020
FITTINGEAP-106020
Fits John Deere 1050, 1214, 1250, 1450, 1517, 1518, 1520, 1530...
Ready to Ship
$14.99
Free shipping
CLAMP — Part #EAP-106089
CLAMPEAP-106089
Fits John Deere 135, 1520, 1530, 180, 2040, 219, 2240, 2280, 2360...
Ready to Ship
$13.99
Free shipping
Sold in packages of 2
PRESSURE PLATE ASSY (NEW) — Part #EAP-106095
PRESSURE PLATE ASSY (NEW)EAP-106095
Fits John Deere 340D, 440, 440A, 440B, 440C, 440D, 448D
Ready to Ship
$547.99
Free shipping
SWITCH PRESSURE — Part #EAP-106100
SWITCH PRESSUREEAP-106100
Fits John Deere 1020, 1040, 1140, 1350, 1520, 1550, 1640, 1750...
Ready to Ship
$11.99
Free shipping
BEARING WATER PUMP SHAFT — Part #EAP-132120
BEARING WATER PUMP SHAFTEAP-132120
Fits John Deere 2940, 300D, 310C, 310D, 315C, 315D, 340D, 344E...
Ready to Ship
$84.99
Free shipping
PILOT BEARING — Part #EAP-132186
PILOT BEARINGEAP-132186
Fits John Deere 340D, 440, 440A, 440B, 440D, 448D, 570, 570A, 655...
Ready to Ship
$25.99
Free shipping
SOLENOID — Part #EAP-141448
SOLENOIDEAP-141448
Fits John Deere 3020, 340D, 344E, 4000, 4020, 4030, 4040, 4050...
Ready to Ship
$62.99
Free shipping
BEARING MAIN STD — Part #EAP-141824
BEARING MAIN STDEAP-141824
Fits John Deere 1020, 1030, 1040, 1052, 1055, 1075, 1140, 1155...
Ready to Ship
$15.99
Free shipping
PUMP FUEL LIFT (TRANSFER — Part #EAP-141834
PUMP FUEL LIFT (TRANSFEREAP-141834
Fits John Deere 1020, 1030, 1130, 1520, 1530, 1630, 1640, 190E...
Ready to Ship
$63.99
Free shipping
HYD. PUMP OVERHAUL KIT — Part #EAP-141857
HYD. PUMP OVERHAUL KITEAP-141857
Fits John Deere 1830, 2030, 2130, 2155, 2350, 2355, 2520, 2550...
Ready to Ship
$79.99
Free shipping
SEAL REAR AXLE SHAFT — Part #EAP-141947
SEAL REAR AXLE SHAFTEAP-141947
Fits John Deere 2520, 2840, 2940, 3020, 3141, 340D, 3641, 4000...
Ready to Ship
$61.99
Free shipping
CRANKSHAFT — Part #EAP-142544
CRANKSHAFTEAP-142544
Fits John Deere 3300, 3310, 340D, 344E, 344G, 410C, 410D, 440C...
Ready to Ship
$1110.99
Free shipping
MAJOR OVERHAUL KIT — Part #EAP-142709
MAJOR OVERHAUL KITEAP-142709
Fits John Deere 280, 340D, 344G, 410C, 410D, 440C, 444E, 444G...
Ready to Ship
$1534.99
Free shipping
MAJOR OVERHAUL KIT — Part #EAP-142754
MAJOR OVERHAUL KITEAP-142754
Fits John Deere 270, 340D, 344E, 410C, 410D, 440C, 450E, 450G...
Ready to Ship
$1461.99
Free shipping
PIN KIT — Part #EAP-142755
PIN KITEAP-142755
Fits John Deere 1950, 1950N, 2040S, 2140, 2155, 2355N, 2650...
Ready to Ship
$25.99
Free shipping
TUBE LEAK OFF — Part #EAP-142834
TUBE LEAK OFFEAP-142834
Fits John Deere 1530, 2020, 2030, 2040, 210C, 2150, 2240, 2255...
Ready to Ship
$13.99
Free shipping
FLYWHEEL RING GEAR — Part #EAP-143295
FLYWHEEL RING GEAREAP-143295
Fits John Deere 1020, 1030, 1040, 1052, 1072, 1140, 1155, 120...
Ready to Ship
$36.99
Free shipping
GASKET INJ. PUMP GEAR CO — Part #EAP-143380
GASKET INJ. PUMP GEAR COEAP-143380
Fits John Deere 1040, 1140, 1350, 1550, 1640, 1750, 1840, 1850...
Ready to Ship
$2.99
Free shipping
SYNCRO RANGE
DRUM LOW/HIGH RANGE — Part #EAP-143812
DRUM LOW/HIGH RANGEEAP-143812
Fits John Deere 2010, 2510, 3010, 3020, 340D, 4000, 4010, 4020...
Ready to Ship
$116.99
Free shipping
SYNCRO
SYNCHRONIZER — Part #EAP-143813
SYNCHRONIZEREAP-143813
Fits John Deere 2010, 2510, 2520, 3010, 3020, 340D, 4000, 4010...
Ready to Ship
$120.99
Free shipping
SYNCRO RANGE
SHIFT COLLAR — Part #EAP-143857
SHIFT COLLAREAP-143857
Fits John Deere 2510, 2520, 3010, 3020, 340D, 4000, 4010, 4020...
Ready to Ship
$135.99
Free shipping
GASKETWATER PUMP HOUSING — Part #EAP-144459
GASKETWATER PUMP HOUSINGEAP-144459
Fits John Deere 2940, 2950, 2955, 300D, 3040, 3055, 310C, 310D...
Ready to Ship
$5.99
Free shipping
IMPELLER WATER PUMP — Part #EAP-144460
IMPELLER WATER PUMPEAP-144460
Fits John Deere 2940, 310C, 310D, 315C, 315D, 340D, 344E, 344G...
Ready to Ship
$41.99
Free shipping
BUSHING; CONNECTING ROD — Part #EAP-144482
BUSHING; CONNECTING RODEAP-144482
Fits John Deere 1052, 1155, 2140, 2355CS, 2355N, 2450, 2555...
Ready to Ship
$10.99
Free shipping
ALL 50-CM3 PUMP
SPRING HYD. PUMP PISTON — Part #EAP-144550
SPRING HYD. PUMP PISTONEAP-144550
Fits John Deere 100-CM3, 2440, 300, 300B, 302A, 310, 310A, 340D...
Ready to Ship
$3.99
Free shipping
Sold in packages of 8
CUSHION HYD PUMP DRIVE — Part #EAP-144718
CUSHION HYD PUMP DRIVEEAP-144718
Fits John Deere 1040, 1140, 1140F, 1350, 1550, 1640, 1640F, 1750...
Ready to Ship
$10.99
Free shipping
HYD PUMP SHAFT — Part #EAP-144727
HYD PUMP SHAFTEAP-144727
Fits John Deere 1640, 1830, 1840, 2040, 2040S, 2130, 2140, 300...
Ready to Ship
$158.99
Free shipping
GASKET OIL FILLER INLET — Part #EAP-144893
GASKET OIL FILLER INLETEAP-144893
Fits John Deere 1020, 1030, 1040, 1130, 1140, 1350, 1520, 1530...
Ready to Ship
$0.99
Free shipping
RETAINER DETENT BALL — Part #EAP-148131
RETAINER DETENT BALLEAP-148131
Fits John Deere 2010, 340D, 400G, 4030, 4040, 4050, 4055, 4230...
Ready to Ship
$10.99
Free shipping
STEERING CLUTCH — Part #EAP-148183
STEERING CLUTCHEAP-148183
Fits John Deere 340D, 350, 350B, 350C, 350D, 355D, 540D, 548D, 640D, 648D
Ready to Ship
$45.99
Free shipping
STEERING WHEEL — Part #EAP-148257
STEERING WHEELEAP-148257
Fits John Deere 1020, 1520, 1530, 2020, 2030, 2040, 210C, 2240...
Ready to Ship
$61.99
Free shipping
O-RING; 2/PACK — Part #EAP-148580
O-RING; 2/PACKEAP-148580
Fits John Deere 1424, 1525, 160GLC, 210L, 2440, 2640, 2940...
Ready to Ship
$2.99
Free shipping
Sold in packages of 2
Injector, John Deere RE37503 — Part #EAP-198910
Injector, John Deere RE37503EAP-198910
Fits John Deere 1052, 1065, 1068, 1072, 1075, 1075HY4, 1085...
Ready to Ship
$72.99
Free shipping
Engine Heater, John Deere DZ102076 — Part #EAP-204875
Engine Heater, John Deere DZ102076EAP-204875
Fits John Deere 210C, 2250, 2350, 2355, 2450, 250D, 2550, 2555...
Ready to Ship
$205.99
Free shipping
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BUSHING BALANCER SHAFTEAP-144471
Fits John Deere 1032, 1042, 1052, 1133, 1144, 1155, 1640, 1830...
Ready to Ship
$8.99
Free shipping
Injector Grommet Kit, John Deere MX504 — Part #EAP-198975
Injector Grommet Kit, John Deere MX504EAP-198975
Fits John Deere 1020, 1030, 1040, 1052, 1140, 1155, 120, 1350...
Call for Quote
Free shipping

Frequently Asked Questions — John Deere 340D Parts

What John Deere 340D parts does Eastman Ag Parts carry?▾

Eastman Ag Parts stocks 46+ quality replacement parts for the John Deere 340D across 13 categories, including Bearings, Clutch Parts, Cooling Systems, Engine Overhaul Kits. We carry parts for engine, drivetrain, hydraulic, electrical systems, and more.

How fast does Eastman Ag Parts ship John Deere 340D parts?▾

Orders placed before 2 PM ET ship the same business day. We ship from Eastman, GA and most continental US customers receive their John Deere 340D parts within 2–5 business days. Orders over $299 under 25 lbs qualify for free shipping.

Are John Deere 340D parts OEM quality?▾

Yes. All John Deere 340D parts sold by Eastman Ag Parts meet or exceed OEM specifications. Family-owned since 1974, we stand behind every part we sell with a 30-day hassle-free return policy.

Where can I find John Deere 340D Bearings parts?▾

Browse John Deere 340D Bearings parts at eastmanagparts.com/john-deere/340d?cat=bearings.

Where can I find John Deere 340D Clutch Parts parts?▾

Browse John Deere 340D Clutch Parts parts at eastmanagparts.com/john-deere/340d?cat=clutch-parts.

Where can I find John Deere 340D Cooling Systems parts?▾

Browse John Deere 340D Cooling Systems parts at eastmanagparts.com/john-deere/340d?cat=cooling-systems.

Where can I find John Deere 340D Engine Overhaul Kits parts?▾

Browse John Deere 340D Engine Overhaul Kits parts at eastmanagparts.com/john-deere/340d?cat=engine-overhaul-kits.