• 4 3/4" "Guide" Headlight Clamp Ring (Black)

    4 3/4″ ‘Guide’ Headlight Clamp Ring (Black)

    $15.99
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  • A shiny red cable with a right angle battery terminal on one end and a bent lug on the other end.

    John Deere 3010, 3020, 4010, 4020 Diesel Positive Battery Cable (12-Volt Alternator)

    $44.00
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  • John Deere 4020 Diesel Dash & Engine Wire Harness (Serial #91,000-200,999 & Modified For Use With A 12 Volt Delco 10SI Alternator)

    John Deere 4020 Diesel Dash & Engine Wire Harness (Serial #91,000-200,999; 12-Volt/ 10SI Alternator)

    $601.50
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  • Full set photo

    John Deere (OEM) 3-Position Ignition Key Switch

    $79.99
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  • brush set

    #X270, Brush Set

    $5.00
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  • light

    4 3/4″ Combination Rear Light Reflector

    $21.99
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  • John Deere 4020 Diesel Positive Battery Cable (Up To Serial #90,999, Original 24-Volt)

    $72.75
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  • John Deere 2520, 3020, 4000, 4020 Diesel (Power Shift) Instrument Harness

    John Deere 2520, 3020, 4000, 4020 Diesel (Power Shift) Instrument Harness

    $216.00
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  • light

    Round Fender & Cab Mount Warning Light

    $19.99
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  • cable

    Isolated Lamp Pigtail for 5/8″ Hole

    $6.82
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  • gauge

    John Deere Water Temperature Gauge (26″ Lead)

    $45.99
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  • wire harness

    John Deere 4020 Diesel Row Crop (Up to Serial #75,534) Complete Wire Harness (10SI Alternator/ Power Shift)

    $486.25
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  • oil pressure gauge

    John Deere Transmission Oil Pressure Gauge

    $45.99
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  • 12v Red Indicator Lamp Bulb

    Red Indicator Lamp Bulb (12-Volt)

    $1.99
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  • battery cable

    John Deere 3010, 3020, 4010, 4020 Diesel Positive Battery Cable

    $69.25
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  • light

    12-Volt LED Lamp, Flood Beam Pattern

    $49.99
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  • wire harness

    John Deere 2520, 3020, 4000, 4020, 4320, 4520 Fender Lamp Harness

    $50.50
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  • light

    12-Volt Sealed Beam Rear Combo Light with Rubber Bezel (Guide Style)

    $66.95
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  • John Deere Water Temperature Gauge (29" Lead)

    John Deere Water Temperature Gauge (29″ Lead)

    $41.99
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  • The harness coiled against a white background.

    John Deere 4020 Diesel Row Crop (Up to Serial #75,534) Complete Wire Harness (Power Shift)

    $486.25
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  • wire harness

    John Deere 4000 (Serial #211,492-250,000), 4020 (Serial #201,000-250,000) Diesel Power Front Wheel Drive Harness (Power Shift)

    $238.00
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  • voltage regulator

    24-Volt Delco Type Voltage Regulator

    $114.25
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  • John Deere 2520, 3020, 4000, 4020, Diesel Fender Lighting Harness

    John Deere 2520, 3020, 4000, 4020, 4520 Diesel Fender Lighting Harness

    $291.50
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  • New 6-Cylinder Delco Distributor #1112581

    New 6-Cylinder Delco Distributor #1112581

    $299.99
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  • gauge

    John Deere 12 Volt Positive Ground Only Fuel Gauge

    $45.99
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  • Full kit photo

    24-Volt to 12-Volt Conversion Kit For John Deere Diesel Tractors

    $498.50
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  • brush set

    John Deere 12- & 24-Volt Delco Generator (#1102102, 1103026) Repair Kit

    $14.75
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  • John Deere 4000, 4020 Diesel Engine Harness

    John Deere 4000, 4020 Diesel Engine Harness

    $286.25
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  • wire harness

    John Deere 2520, 3020, 4000, 4020, 4520 (with Power Shift Transmission) Instrument Harness

    $243.00
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  • lighting harness

    John Deere 2510, 3020, 4020 Lighting Harness

    $217.25
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  • placeholder product image

    John Deere 4020 Diesel High Crop (Serial #91,000 to 200,999) Complete Wire Harness (Synchro Range w/ Generator)

    $781.75
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  • wire harness

    John Deere 4020 Diesel Row Crop (Serial #75,535 to 90,999) Complete Wire Harness (Power Shift)

    $486.25
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  • lamp socket

    Lamp Socket, Tellight

    $14.75
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  • Indicator Lamp Spring standing upright

    Indicator Lamp Spring

    $2.50
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  • light

    12-Volt Sealed Beam Inner Fender Light (Guide Style)

    $61.99
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  • wire harness

    John Deere 4020 Diesel Main Wire Harness Up To Serial #90,999 (24-Volt Generator)

    $267.75
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  • Product Photo

    12-Volt LED Flood Light Assembly

    $67.99
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  • gauge

    John Deere Tachometer – White Needle (1968 & Up)

    $214.99
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  • gauge

    John Deere Transmission Oil Temperature Gauge

    $45.99
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  • wire harness

    John Deere 4000/4020 Diesel (Serial #250,001 & Up) Complete Wire Harness (Power Shift)

    $1,332.75
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  • lighting harness

    John Deere Platform Lighting Harness

    $145.00
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  • light

    4 3/4″ “Guide” Headlight Reflector

    $14.99
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  • wire harness

    John Deere 2520, 3020, 4000, 4020 (Power Shift) Instrument & Filter Harness

    $229.75
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  • Generator Indicator Warning Lens standing photo

    Generator Indicator Warning Lens

    $14.99
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  • wire harness

    John Deere 4000, 4020 (Serial #250,001 & Up) Diesel Engine Harness

    $250.00
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