2018 Chevrolet Silverado 3500 HD Transmission — Variants, Fitment & Tag Check

2 transmission variants are listed for the 2018 Chevrolet Silverado 3500 HD. Compare attributes, check the tag on your unit, and find the one that fits.

More than one variant is listed. Please verify the tag on your unit before ordering. A VIN shows the part your vehicle was built with, but if it has been replaced, the tag on the unit in your vehicle may be different, and the tag on your unit is what determines fitment.

What tells the variants apart

The attributes below differ between variants. Find the matching value on your unit's tag or in your vehicle's records.

Variant T282131

6L90 Automatic Transmission Assembly

Illustrative photo of T282131 Illustrative photo of T282131 Illustrative photo of T282131 Illustrative photo of T282131
Illustrative images — not the exact unit listed
Average R&R5.7
Bell Housing2 Bolt Holes at 12 O'clock
Bell Housing IncludedYes
Cooler IncludedNo
Cooler Replacement RequiredNo
Extended WarrantyYes
Fluid TypePZL-LVMULTI
LockupYes
Pan Bolts18
Premium LaborYes
ProductVideoURLhttps://etereman.wistia.com/medias/nfarprq800
Radiator IncludedNo
Radiator Replacement RequiredNo
Tail HousingWith
Torque Converter IncludedYes
Transmission Family6L90
Transmission Fluid10
Transmission Speeds6-Speed

Interchange numbers (vendor)

OEM cross-references

None listed.

Hollander numbers

Variant T282132

6L90 Automatic Transmission Assembly

Illustrative photo of T282132 Illustrative photo of T282132 Illustrative photo of T282132 Illustrative photo of T282132
Illustrative images — not the exact unit listed
Average R&R8.5
Bell Housing IncludedYes
Cooler IncludedNo
Cooler Replacement RequiredNo
Extended WarrantyYes
Fluid TypePZL-LVMULTI
LockupYes
Pan Bolts18
Premium LaborYes
ProductVideoURLhttps://etereman.wistia.com/medias/nfarprq800
Radiator IncludedNo
Radiator Replacement RequiredNo
Tail HousingWithout
Torque Converter IncludedYes
Transmission Family6L90
Transmission Fluid10
Transmission Speeds6-Speed

Interchange numbers (vendor)

OEM cross-references

None listed.

Hollander numbers

Frequently asked questions

What transmission fits a 2018 Chevrolet Silverado 3500 HD?

2 variants are listed: T282131, T282132. Which one fits depends on the tag on your unit.

How do I know which variant fits my 2018 Chevrolet Silverado 3500 HD?

Check the tag on your unit before ordering. Please verify the tag on your unit before ordering. A VIN shows the part your vehicle was built with, but if it has been replaced, the tag on the unit in your vehicle may be different, and the tag on your unit is what determines fitment.

What tells the transmission variants apart for a 2018 Chevrolet Silverado 3500 HD?

The attributes that differ between variants are: Average R&R, Tail Housing.

Fitment data from the ETE catalog, our own completed orders, and Hollander interchange data. Numbering systems are listed separately and never merged. When a record lists more than one variant, the tag on your unit is the final word on fitment.