• John Deere 2520, 3020, 4020, 4520 Gas & Diesel Positive Battery Cable

    John Deere 2510, 2520, 3020, 4020, 4520 (Gas & Diesel) Positive Battery Cable (Original 24-Volt)

    $65.25
  • spark plug wire set

    8″ Fiber Optic Lead

    $33.99
  • Full set photo

    John Deere 2510, 2520 Spark Plug Wire Set

    $21.50$26.00
  • gauge

    John Deere 2510, 2520, & 3020 Tachometer with Red Needle (Up to 1968)

    $214.99
  • Face of gauge

    John Deere 2510, 2520, & 3020 Tachometer with White Needle (1968 and Up)

    $214.99
  • tachometer

    John Deere 2510, 2520, 3020, 4020 Tachometer with Red Needle

    $214.99
  • wire harness

    John Deere 2520 Diesel (Early Synchro Range & Power Shift) Engine Harness

    $271.00
  • placeholder product image

    John Deere 2520 Diesel Row Crop (Serial #19,541 to 22,000) Complete Wiring Harness (Power Shift Transmission)

    $1,293.75
  • wire harness

    John Deere 2520 Diesel Row Crop (Serial #22,001 & Up) Complete Wire Harness (Power Shift)

    $1,332.75
  • wire harness

    John Deere 2520 Diesel Row Crop (Serial #22,001 & Up) Complete Wire Harness (Synchro Range)

    $1,273.00
  • wire harness

    John Deere 2520 Diesel Row Crop (Up to Serial #19,541) Complete Wire Harness (Power Shift Transmission)

    $1,313.25
  • wire harness

    John Deere 2520 Diesel Row Crop (Up to Serial #22,000) Complete Wire Harness (Synchro Range)

    $1,252.50
  • wire harness

    John Deere 2520 Gas & Diesel Engine Harness

    $286.25
  • Full harness kit photo

    John Deere 2520 Gas Row Crop (Serial #19,541 to 22,000) Complete Wire Harness (Power Shift)

    $1,293.75
  • wire harness

    John Deere 2520 Gas Row Crop (Serial #22,001 & Up) Complete Wire Harness (Power Shift)

    $1,332.75