Ram Trucks 2015 Chassis Cab Commercial - Diesel Supplement - Manual (Page 327)

Chassis
Component Fluid, Lubricant, or Genuine Part
Automatic Transmission –
If Equipped (Six-Speed 68RFE) –
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
recommend MOPAR® ATF+4® fluid.
Automatic Transmission –
If Equipped (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 Synthetic, GL-5 SAE 75W-85. Limited slip additive
is not required for Limited-Slip Rear Axles.
Front and Rear Axle Fluid
(4500/5500)
We recommend you use Synthetic, GL-5 SAE 75W-90. 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 325