Capacity Specifications

Automatic Transmission Fluid Capacity

Service Fill

42RE 4.0 qts. (3.8 L)
545RFE
2WD 11 pts. (5.2 L)
4WD 13 pts. (6.2 L)
NAG1 10.6 pts. (5.0 L)

O-haul Fill

42RE 19-20 pts. (9.1-9.5 L)
545RFE 28.0 pts. (13.33 L)
NAG1 16.3 pts. (7.7 L)

Dry fill capacity Depending on type and size of internal cooler, length and inside diameter of cooler lines, or use of an auxiliary cooler, these figures may vary.