2018 Jeep Wrangler JK Batteries

Battery Size & Replacement for 2018 Jeep Wrangler JK

Need more info about Jeep Wrangler JK batteries? Check the chart to find the right car battery size and cold cranking amps for your Wrangler JK.

Battery Engine Warranty Cold Cranking Amps
BATTERIES

Buy the Right Battery for Your Jeep Wrangler JK

Your Wrangler JK doesn't have an expiration date, but its battery does. On average, auto batteries last anywhere from three to five years. Check your battery regularly and replace it as needed so it doesn’t leave you and your Jeep Wrangler JK stranded. Look out for symptoms of a faulty car battery. A lagging starter, a blinking battery or check engine light, swollen battery case, corrosion-covered posts, and subpar electrical performance can all signal that your battery needs attention.

Or, you can get a complimentary battery check at your nearest Firestone Complete Auto Care. Our equipment can see how much charge is left in your battery. Stop by for a free battery test and, if needed, a replacement battery for your 2018 Jeep Wrangler JK. Car batteries are only one of our many strong suits. Our technicians are familiar with Jeep-specific recommendations for Wrangler JK battery CCAs and reserve capacity. Get help choosing the battery size that's best for your Wrangler JK, and schedule an appointment today for a quick car battery replacement.

Are Interstate Batteries Good for Wrangler JKs?

We only want what’s best for your Jeep Wrangler JK, which is why we exclusively carry the best. Our technicians install over 700,000 batteries/year using outrageously dependable Interstate Batteries. Interstate leads the way in terms of car battery reliability, power, and innovation for many years. That’s why it’s unsurprising to find an Interstate Battery in the engine of a Jeep Wrangler JK. Their tried and true products are commonly used in forklifts severe duty trucks, UTVs, and boats! You need a car battery that's just as dependable as your 2018 Jeep Wrangler JK. That's Interstate: Outrageously Dependable®.

Caring for a New Jeep Wrangler JK Battery

Did you recently have a new 2018 Jeep Wrangler JK car battery installed? Great job! Give your new car battery the best start with proper care. Give your new battery a hand by decreasing the number of short trips you take, cleaning your battery posts, and not using electronics such as the radio and power outlets when the engine is off.

Commonly Asked Wrangler JK Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have battery questions that are Jeep Wrangler JK-specific, pay us a visit. Our technicians have the answers.

  • Why doesn’t my Wrangler JK battery stay charged? A battery is in its final hour when it will no longer hold a charge. The battery may be too old. Or, you may have been leaving your car doors ajar and the lights on overnight. Stop by for a free battery test at your nearest Firestone Complete Auto Care and learn more about your battery's charge.
  • What do you do with my old Wrangler JK battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
  •  How much do Jeep Wrangler JK batteries cost? Jeep Wrangler JK batteries can be affordable, especially when there's an available battery coupon. Plus, every Interstate Battery comes with a maintenance-free performance warranty and limited-time free replacement.

Get a Battery for Your Jeep Wrangler JK

Don’t let a dead battery stop you. Shop replacement car batteries for your 2018 Jeep Wrangler JK at Firestone Complete Auto Care.