Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 2012 Ram 3500 Laramie Longhorn.

BD Diesel
Part # 1071220LX
$1981.58

Sealed Power
Part # H1501CPA
$49.93

Yukon Gear & Axle
Part # YMSG1015
$24.89

Westin
Part # 27-1905
$152.99
ICON
Part # 89141532B
$77.34

BD Diesel
Part # 1064262
$6407.94

NGK
Part # 24325
$103.09

Tuff Country
Part # 90017
$107.58

Tuff Country
Part # 90018
$118.50

BD Diesel
Part # 1064264
$6407.94

Cometic Gasket
Part # PRO3004T-061
$485.73

Banks Power
Part # 19249
$457.25

Yukon Gear & Axle
Part # YGK2117
$3285.58

Fleece Performance
Part # FPE-34772
$250.23

Spectra Premium
Part # CRP45A
$116.81

Yukon Gear & Axle
Part # YPKGM11.5-PC-DG1
$420.89

Cometic Gasket
Part # PRO3004T-067
$485.73

Yukon Gear & Axle
Part # ZG GM11.5-456
$506.89

Fleece Performance
Part # FPE-HAR-MU-PT-3
$36.98

Royal Purple
Part # 06512
$107.94
This page groups parts listed for the 2012 Ram 3500 Laramie Longhorn. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.
We offer a wide selection of engine & drivetrain parts for the 2012 Ram 3500 Laramie Longhorn. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.
We carry parts from trusted brands including Yukon Gear & Axle, Wehrli, Fleece Performance, BD Diesel, and Fel-Pro, plus many more. Filter by brand to find your preferred manufacturer.
Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.
Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.