U.S. vehicle reference
2018 Ram 1500 Specs, MPG and Recalls
2018 Ram 1500 oil capacity, oil type, tire sizes and service specifications by engine, with EPA ratings and NHTSA recall records below.
At a glance
2018 Ram 1500 reference
Use the summary to orient yourself, then open the exact engine, drivetrain and source record below.
Engine oil capacity
6 qt with filter
Source
3.6L V6 8-speed automatic manufacturer referencesAccessed 2026-09-05OE tire size
Not published
Wheel torque
Not published
2018 Ram 1500 Oil Capacity and Oil Type
Oil capacity
6 qt with filter
Source
3.6L V6 8-speed automatic manufacturer referencesAccessed 2026-09-05Oil specification
API Certified, FCA MS-6395
Source
3.6L V6 8-speed automatic manufacturer referencesAccessed 2026-09-05Oil filter
Not published
Fluids
Transmission capacity
Not published
Transmission fluid
Mopar ZF 8&9 Speed ATF
Source
3.6L V6 8-speed automatic manufacturer referencesAccessed 2026-09-05Coolant capacity
Not published
Coolant type
Mopar 10 Year/150,000 Mile OAT, FCA MS.90032
Source
3.6L V6 8-speed automatic manufacturer referencesAccessed 2026-09-05Brake fluid
Mopar DOT 3, SAE J1703
Source
3.6L V6 8-speed automatic manufacturer referencesAccessed 2026-09-05Power steering fluid
Not published
Differential fluid
Mopar SAE 75W-90 synthetic gear lubricant, MS-A0160
Source
3.6L V6 8-speed automatic manufacturer referencesAccessed 2026-09-053.6L V6 8-speed automatic manufacturer references
2018 Ram 1500/2500/3500 Owner's Manual Accessed 2026-09-052018 Ram 1500 oil capacity by engine
These are the compiled configurations. An engine name alone may not identify the tire package or transmission. Read the configuration label and source before choosing parts.
| Configuration | Oil with filter | Oil type | Source | Calculator |
|---|---|---|---|---|
| 3.6L V6 8-speed automatic | 6 US qt | SAE 5W-20 | 2018 Ram 1500/2500/3500 Owner's Manual Accessed 2026-09-05 | Use this capacity |
| 5.7L V8 automatic | 7 US qt | SAE 5W-20 | 2018 Ram 1500/2500/3500 Owner's Manual Accessed 2026-09-05 | Use this capacity |
2018 Ram 1500 MPG by engine and drivetrain
EPA combined ratings run from 14 to 23 mpg across 7 configurations. Match the engine, transmission and drivetrain in the table before comparing fuel costs.
| Engine / transmission | City | Highway | Combined | Annual fuel | CO₂ |
|---|---|---|---|---|---|
| 5.7L 8-cylinderAutomatic 8-spd · Rear-Wheel Drive · Midgrade Gasoline | 15 mpg | 22 mpg | 17 mpg | $4,150 | 513 g/mi |
| 5.7L 8-cylinderAutomatic 6-spd · 4-Wheel Drive · Midgrade Gasoline | 13 mpg | 18 mpg | 14 mpg | $5,000 | 614 g/mi |
| 5.7L 8-cylinderAutomatic 8-spd · 4-Wheel Drive · Midgrade Gasoline | 15 mpg | 21 mpg | 17 mpg | $4,150 | 527 g/mi |
| 3.6L 6-cylinderAutomatic 8-spd · Rear-Wheel Drive · Regular Gasoline | 17 mpg | 25 mpg | 20 mpg | $3,100 | 450 g/mi |
| 3.6L 6-cylinderAutomatic 8-spd · 4-Wheel Drive · Regular Gasoline | 16 mpg | 23 mpg | 19 mpg | $3,250 | 475 g/mi |
| 3.0L 6-cylinder turboAutomatic 8-spd · Rear-Wheel Drive · Diesel | 20 mpg | 27 mpg | 23 mpg | $3,450 | 448 g/mi |
| 3.0L 6-cylinder turboAutomatic 8-spd · 4-Wheel Drive · Diesel | 19 mpg | 27 mpg | 22 mpg | $3,600 | 465 g/mi |
Annual fuel figures are the EPA snapshot at the source date. The calculator below uses the separately dated fuel-price record and your inputs, so the estimates may differ.
2018 Ram 1500 annual fuel cost calculator
Start with the combined MPG for 5.7L 8-cylinder, Automatic 8-spd, Rear-Wheel Drive. Replace it with your measured gas mileage and local pump price for a personal budget.
Formula annual miles ÷ MPG × gasoline price
Fuel cost per mile equals gasoline price divided by MPG. Multiply by your annual mileage for a yearly fuel budget. Add maintenance to estimate cost per mile.
2018 Ram 1500 recall campaigns
NHTSA returned 15 model-level campaign records as of 2026-09-04. A campaign record does not establish whether your vehicle is affected or whether a repair is outstanding. Check your VIN through NHTSA.
ENGINE AND ENGINE COOLING:ENGINE:DIESEL · 20V475000
Chrysler (FCA US LLC) is recalling certain 2014-2018 Ram 1500 and 2014-2016 Jeep Grand Cherokee vehicles equipped with 3.0L diesel engines. The crankshaft position sensor tone wheel may delaminate causing the engine to lose its ability to synchronize the fuel injector pulses and cam shaft timing, possibly resulting in an engine stall.
Remedy: FCA US will notify owners, and dealers will update the powertrain control module software to maintain vehicle propulsion by reading the camshaft position signal in the event that the crankshaft position signal is lost, free of charge. Owner notification letters were mailed on May 13, 2021. Owners may contact FCA US customer service at 1-800-853-2002. FCA US's number for this recall is W58.
LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH · 19V347000
Chrysler (FCA US LLC) is recalling certain 2015-2017 Ram 1500, 2500 and 3500 pickup trucks equipped with an 8 foot bed and a power locking tailgate. Chrysler is also recalling all 2013-2014 and 2018 Ram 1500, 2500 and 3500 pickup trucks built before April 1, 2018 with a 6 or 8 foot bed and a power locking tailgate. On August 29, 2019 Chrysler expanded the recall to include an additional 693,128 model year 2013-2014 Ram 1500, 2500 and 3500 pickup trucks. The tailgate actuator limiter tab may fracture and cause the tailgate to unlatch and open while driving.
Remedy: Chrysler will notify owners, and dealers will repair the tailgate latch, free of charge. The recall began May 23, 2019. Chrysler is expected to notify owners of the expanded population on October 18, 2019. Owners may contact FCA US customer service at 1-800-853-1403. FCA US's number for this recall is V44. Note: 2015-2017 MY Ram 1500 pickup trucks with truck beds other than 8 foot, are currently covered under NHTSA recall 18V-486 for this issue.
BACK OVER PREVENTION: SENSING SYSTEM: CAMERA · 18V398000
Chrysler (FCA US LLC) is recalling certain 2018 Dodge Journey and RAM 1500, 2500, and 3500 vehicles. The backup camera may experience a loss of image display while backing up. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rearview Mirrors."
Remedy: Chrysler will notify owners, and dealers will replace the rearview mirror, free of charge. The recall began August 2, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U56.
POWER TRAIN:AUTOMATIC TRANSMISSION · 18V280000
Chrysler (FCA US LLC) is recalling certain 2018 Dodge Charger, Durango and Challenger, Jeep Grand Cherokee and Wrangler, Chrysler 300, and RAM 1500 vehicles. An incorrect transmission park lock rod may have been installed in the transmission.
Remedy: Chrysler will notify owners, and dealers will install the correct park lock rod, free of charge. The recall began June 28, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U43.
ELECTRICAL SYSTEM:WIRING · 18V332000
Chrysler (FCA US LLC) is recalling certain 2014-2018 Dodge Journey, Charger and Durango, RAM 2500, 3500, 3500 Cab Chassis (more than 10,000lb), 4500 Cab Chassis and 5500 Cab Chassis, Jeep Cherokee and Grand Cherokee and Chrysler 300, 2014-2019 RAM 1500, 2015-2018 Dodge Challenger, 2015-2017 Chrysler 200, 2016-2018 RAM 3500 Cab Chassis (less than 10,000 lb), 2017-2018 Chrysler Pacifica and 2018 Jeep Wrangler vehicles. These vehicles are being recalled to address a defect that could prevent the cruise control system from disengaging. If, when using cruise control, there is a short circuit within the vehicle's wiring, the driver may not be able to shut off the cruise control either by depressing the brake pedal or manually turning the system off once it has been engaged, resulting in either the vehicle maintaining its current speed or possibly accelerating.
Remedy: Chrysler will notify owners, and dealers will inspect the software, and perform a software flash on the engine or powertrain control module, free of charge. The recall began June 4, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Note: Owners are advised to stop using cruise control until the software update has been performed. In the event that cruise control cannot be disengaged while driving, owners should firmly and steadily apply the brakes and shift the transmission to neutral, placing the vehicle in park once it has stopped.
AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR · 21V632000
Chrysler (FCA US, LLC) is recalling certain 2015-2020 Ram 1500 Classic, 2015-2016 Ram 3500, and Ram 2500 vehicles, and 2016 Ram 3500 Cab Chassis with a gross vehicle weight rating less than 10,000 lbs. The side air bag inflatable curtain (SABIC) inflator end cap may detach from the inflator, or the inflator sidewall may rupture.
Remedy: Dealers will inspect and replace as necessary, the SABIC assemblies, free of charge. Interim owner notification letters were mailed on October 4, 2021. Owner notification letters were mailed on May 26, 2022. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is Y55.
POWER TRAIN:DRIVELINE:DRIVESHAFT · 19V324000
Chrysler (FCA US LLC) is recalling certain 2018-2019 Ram 1500 pickup trucks. The rear driveshaft may have an incomplete weld fusion between the tube and tube yoke, which may lead to weld cracking or the driveshaft fracturing.
Remedy: FCA US will notify owners, and dealers will replace the rear driveshaft, free of charge. The recall began June 13, 2019. Owners may contact FCA US customer service at 1-800-853-1403. The FCA US recall number is V48.
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE) · 19V757000
Chrysler (FCA US LLC) is recalling certain 2014-2019 Ram 1500 and 1500 Classic Pickup trucks equipped with 3.0L Eco Diesel engines. The Exhaust Gas Recirculation (EGR) cooler may crack and allow pre-heated vaporized coolant to enter the EGR system. This mixture may combust inside the intake manifold.
Remedy: Chrysler will notify owners, and dealers will replace the EGR cooler, free of charge. Dealers will also inspect and, as necessary, replace the intake manifold. The recall began April 16, 2020. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is VB1.
POWER TRAIN:AXLE ASSEMBLY · 18V556000
Chrysler (FCA US LLC) is recalling certain 2018-2019 RAM 1500 trucks. The rear differential may have been insufficiently filled, possibly resulting in its failure.
Remedy: Chrysler will notify owners, and dealers will inspect the rear axle oil level. Rear axles with an insufficient amount of oil will be replaced, free of charge. The recall began September 26, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U88.
ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD · 18V524000
Chrysler (FCA US LLC) is recalling certain 2018 Jeep Renegade, Compass and Grand Cherokee, RAM 1500 and Promaster, Fiat 500x, Dodge Journey, Challenger, Charger and Durango and Chrysler 300x vehicles, 2017-2018 Jeep Wrangler, Dodge Grand Caravan and Chrysler Town and Country vehicles and 2018-2019 Jeep Cherokee and 2018 Chrysler Pacifica and Pacifica Hybrid vehicles. The powertrain control module may be equipped with a voltage regulator chip in the circuit board that may fail, causing a stall or a no start condition.
Remedy: Chrysler will notify owners, and dealers will replace the powertrain control module, free of charge. The recall began October 2, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U87.
POWER TRAIN:AUTOMATIC TRANSMISSION · 18V100000
Chrysler (FCA US LLC) is recalling certain 2017-2018 RAM 1500, 2500, 3500, 3500 Cab Chassis, 4500 Cab Chassis, and 5500 Cab Chassis vehicles, all equipped with a column shifter. Pushing the brake pedal for prolonged periods when the vehicle is running and in PARK may cause the Brake Transmission Shift Interlock (BTSI) pin to stick in the open position. With the pin in the open position, the transmission can be shifted out of PARK into any gear without pushing the brake pedal or having the key in the ignition.
Remedy: Chrysler will notify owners and dealers will update the Body Control Module software. Dealers will also test the BTSI operation, replacing the solenoid as necessary. The recall began February 26, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U11.
FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP · 22V406000
Chrysler (FCA US, LLC) is recalling certain 2014-2020 Jeep Grand Cherokee, and 2014-2019 Ram 1500 vehicles equipped with 3.0L diesel engines. A high pressure fuel pump (HPFP) failure may introduce internal debris into the fuel system, potentially resulting in fuel starvation.
Remedy: Dealers will replace the HPFP, and inspect and replace, if necessary, additional fuel system components, free of charge. Interim notification letters informing owners of the safety risk were mailed July 21, 2022. Owner notification letters for were mailed for Jeep Grand Cherokee owners starting January 11, 2024. Owner notification letters for Ram 1500 owners were mailed March 7, 2024. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLS's number for this recall is Z46.
ENGINE AND ENGINE COOLING · 23V411000
Chrysler (FCA US, LLC) is recalling certain 2014-2019 Ram 1500 and 2014-2020 Jeep Grand Cherokee vehicles equipped with 3.0L Diesel engines. The crankshaft position sensor tone wheel may delaminate, causing the engine to lose its ability to synchronize the fuel injector pulses and cam shaft timing, possibly resulting in an engine stall.
Remedy: Dealers will update the powertrain control module software to maintain vehicle propulsion, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed August 3, 2023. Some owner notification letters were mailed October 31, 2023. The remaining owner notification letters will be mailed at a future date, anticipated July 2024. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is 66A. This recall is an expansion of recall 20V-475.
AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR · 25V010000
Chrysler (FCA US, LLC) is recalling certain 2016-2019 Ram 3500, Ram 1500, 2016-2020 Ram 2500, and 2016 Ram 3500 Cab Chassis vehicles. The right and left side curtain air bag inflators may rupture due to a manufacturing defect.
Remedy: Dealers will replace one or both side curtain air bags, as necessary, free of charge. Owner notification letters were mailed February 13, 2025. Owners may contact FCA customer service at 1-800-853-1403. FCA's numbers for this recall are 05C, 09C, and 10C.
AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR · 25V592000
Chrysler (FCA US, LLC) is recalling certain 2018 Ram 1500, Ram 2500, and Ram 3500 vehicles. The right and left side curtain air bag inflators may rupture due to a manufacturing defect.
Remedy: Dealers will replace one or both side curtain air bags, as necessary, free of charge. Owner notification letters were mailed September 25, 2025. Owners may contact FCA customer service at 1-800-853-1403. FCA's numbers for this recall are 83C, 91C, and 92C. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning September 18, 2025.
2018 Ram 1500 NHTSA safety ratings
| Vehicle | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2018 Ram 1500 Regular PU/RC 2WD | 4/5 | 4/5 | 5/5 | 4/5 |
| 2018 Ram 1500 Regular PU/RC 4WD | 4/5 | 4/5 | 5/5 | 3/5 |
| 2018 Ram 1500 Crew PU/CC 2WD | 4/5 | 4/5 | 5/5 | 4/5 |
| 2018 Ram 1500 Crew PU/CC 4WD | 4/5 | 4/5 | 5/5 | 3/5 |
| 2018 Ram 1500 Quad PU/EC 2WD | 4/5 | 4/5 | 5/5 | 4/5 |
| 2018 Ram 1500 Quad PU/EC 4WD | 4/5 | 4/5 | 5/5 | 3/5 |
Confirm the engine, tire package and service procedure
Match your engine and transmission with the configuration selector. Check the door-jamb tire label for your installed wheel package and cold pressure. A capacity is not a substitute for the filling procedure in the owner's manual; transmission change quantities and total system capacities can describe different jobs.
Fields marked Not published have no compiled value here. They do not mean zero capacity, no maintenance requirement or permission to substitute a part. Request a specification correction with the exact year, engine and manufacturer reference.
Frequently asked questions
How much oil does a 2018 Ram 1500 take?
3.6L V6 8-speed automatic: 6 US qt with filter; SAE 5W-20. 5.7L V8 automatic: 7 US qt with filter; SAE 5W-20.
What tire size and wheel torque does the 2018 Ram 1500 use?
3.6L V6 8-speed automatic: tire size not published; wheel torque not published. 5.7L V8 automatic: tire size not published; wheel torque not published.
What is the 2018 Ram 1500 gas mileage?
EPA combined ratings run from 14 to 23 mpg across 7 configurations. Match the engine, transmission and drivetrain in the table before comparing fuel costs.
Are these real-world MPG figures for the 1500?
These are EPA ratings, not owner-reported mileage. Use your measured MPG in the calculator to estimate your own fuel budget. The configuration table keeps city, highway and combined ratings separate.
Does the 2018 Ram 1500 have recalls?
NHTSA returned 15 model-level campaign records as of 2026-09-04. A campaign record does not establish whether your vehicle is affected or whether a repair is outstanding. Check your VIN through NHTSA.
Does annual fuel cost include servicing or insurance?
No. The EPA cost and the calculator cover fuel only. Use the cost-per-mile calculator to add a maintenance allowance. Insurance, depreciation, finance costs and registration are separate ownership expenses.
Compare similar vehicles
Sources and record dates
U.S. EPA FuelEconomy.gov vehicle dataset Accessed 2026-09-05U.S. EIA public gasoline price table Accessed 2026-09-05NHTSA Recalls API Accessed 2026-09-04NHTSA 5-Star Safety Ratings API Accessed 2026-09-052018 Ram 1500/2500/3500 Owner's Manual Accessed 2026-09-05Last updated