Ram Trucks 2014 Chassis Cab Commercial - Diesel Supplement - Manual (Page 329)

Component Fluid, Lubricant, or Genuine Part
Front and Rear Axle Fluid (4500/5500) We recommend you use Synthetic, GL-5 SAE 75W-85.
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.
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MAINTAINING YOUR VEHICLE 327