Keep your electronic locking differential engaging on command with the Dana Spicer E-Locker Harness Kit 10021771 — the wire harness that carries the electrical signal used to engage Eaton electronic lockers. It's a direct-fit replacement for the 2007-2022 Jeep Wrangler and the 2018 Jeep Wrangler JK; see the Buyer's Guide tab for engine-level details.
A cracked, chafed, or corroded locker harness can interrupt that signal, so the locker won't reliably switch in and out. If a failed harness is the cause of your locker not activating, this Spicer kit replaces it.
Made specifically for use with Eaton electronic lockers, this harness is the straightforward way to renew the wiring that controls locker engagement on your listed Jeep application.
What does this harness do?
It's the wire harness that carries the electrical signal used to engage Eaton electronic lockers, letting the locking differential switch in and out on command.
Which vehicles does it fit?
It's a direct-fit replacement for the 2007-2022 Jeep Wrangler and the 2018 Jeep Wrangler JK. Check the Buyer's Guide tab to confirm your exact application.
Is this a genuine Spicer part?
Yes. It's a genuine Dana Spicer part, built to meet the OE standards set by Dana and validated to rigorous OE specifications.
What are signs the harness needs replacing?
A cracked, chafed, or corroded harness can interrupt the signal so the locker won't reliably engage or disengage. Diagnose the cause before replacing.
Does it work with Eaton lockers?
Yes. This harness is made specifically for use with Eaton electronic lockers on the listed Jeep applications.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
