technical specifications Ram 2500 2018 Owner's Manual

CAUTION!
freeze) or any “globally compatible”
coolant (antifreeze). If a non-OAT engine
coolant (antifreeze) is introduced into
the cooling system in an emergency, the
cooling system will need to be drained,
flushed, and refilled with fresh OAT cool-
ant (conforming to MS.90032), by an
authorized dealer as soon as possible.
CAUTION!
• Do not use water alone or alcohol-basedengine coolant (antifreeze) products. Do
not use additional rust inhibitors or an-
tirust products, as they may not be com-
patible with the radiator engine coolant
and may plug the radiator.
• This vehicle has not been designed for
use with propylene glycol-based engine
CAUTION!
coolant (antifreeze). Use of propylene
glycol-based engine coolant (antifreeze)
is not recommended.
Chassis
Component Fluid, Lubricant, or Genuine Part
Automatic Transmission (3.0L Diesel, 8-Speed Transmission) Only use Mopar ZF 8&9 Speed ATF Automatic Transmission Fluid or
equivalent. Failure to use the correct fluid may affect the function or
performance of your transmission.
Transfer Case We recommend you use Mopar BW44–44 Transfer Case Fluid.
Front Axle – 1500 Four-Wheel Drive Models We recommend you use Mopar GL-5 Synthetic Axle Lubricant SAE
75W-85.
Rear Axle We recommend you use Mopar Synthetic Gear Lubricant SAE 75W-140
(MS-8985). Limited-Slip Rear Axles require the addition of 5 oz. (148 ml)
Mopar Limited Slip Additive (MS-10111).
Brake Master Cylinder We recommend you use Mopar DOT 3 Brake Fluid, SAE J1703 should be
used. If DOT 3, SAE J1703 brake fluid is not available, then DOT 4 is
acceptable.
TECHNICAL SPECIFICATIONS
284

ComponentFluid, Lubricant, or Genuine Part
Diesel Exhaust Fluid Mopar Diesel Exhaust Fluid (API Certified) (DEF) or equivalent that has been API Certified to the ISO 22241 standard.
Use of fluids not API Certified to ISO 22241 may result in system damage. You can receive assistance in locating DEF
in the United States by calling 866-RAM-INFO (866-726-4636). In Canada call 1–800–465–2001 (English) or
1–800–387–9983 (French).
Chassis
Component
Fluid, Lubricant, or Genuine Part
Automatic Transmission – If Equipped 6.7L Diesel with (Six-Speed
68RFE) – 2500/3500 Pickup models without PTO Only use ATF+4 Automatic Transmission Fluid. Failure to use ATF+4 fluid
may affect the function or performance of your transmission. We recom-
mend Mopar ATF+4 fluid.
Automatic Transmission – If Equipped 6.7L Diesel with (Six-Speed
AS69RC) – Pickup models with PTO and All Chassis Cab models Only use Mopar ASRC Automatic Transmission Fluid or equivalent. Failure
to use the proper fluid may affect the function or performance of your
transmission.
Transfer Case We recommend you use Mopar BW44–44 Transfer Case Fluid.
Front and Rear Axle Fluid (2500/3500) We recommend you use SAE 75W-85 HD Ram GL-5 Synthetic Axle
Lubricant. Limited slip additive is not required for Limited-Slip Rear
Axles.
Front and Rear Axle Fluid (4500/5500) We recommend you use GL-5 SAE 75W-90 Synthetic (MS-9763). Limited
slip additive is not required for Limited-Slip Rear Axles.
Clutch Linkage We recommend you use Mopar Multi-Purpose Grease, NLGI Grade 2 E.P.
or equivalent.
Manual Transmission (G-56) – If Equipped We recommend you use Mopar ATF+4 Automatic Transmission Fluid or
equivalent licensed ATF+4 product.
TECHNICAL SPECIFICATIONS
286

CHROME:
ELECTRONICS:
• Kicker Sound Systems• Remote Start• Wireless Charging Kit
• Electronic Vehicle Tracking
CARRIERS:
• Steel Ladder Rack • Cargo Bed Divider• Cargo Ramps
Kicker is a registered trademark of Stillwater
Designs and Audio, Inc.
TECHNICAL SPECIFICATIONS
288