Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 1973 Dodge RM300 Motorhome.

DFC
Part # 4000-0123-01
$41.02

DFC
Part # 1214-0123-00
$40.92


Centric Parts
Part # 301.01230
$36.28


Centric Parts
Part # 105.01230
$40.29

R1 Concepts
Part # 2551-0123-01
$47.96

R1 Concepts
Part # 2310-0123-00
$34.30

DFC
Part # 1214-0123-01
$47.96


Centric Parts
Part # 104.01230
$32.44

R1 Concepts
Part # 2310-0123-01
$41.02


Centric Parts
Part # 300.01230
$30.01

DFC
Part # 1551-0123-00
$40.92

R1 Concepts
Part # 2551-0123-00
$40.92


Bendix
Part # MKD86FM
$52.22

Dynamic Friction
Part # 4000-0123-00
$35.73


R1 Concepts
Part # 2214-0123-01
$47.96


DFC
Part # 1551-0123-01
$47.96


R1 Concepts
Part # 2311-0123-01
$41.02
All 17 products shown
This page groups parts listed for the 1973 Dodge RM300 Motorhome. 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 carry parts from trusted brands including R1 Concepts, DFC, Centric Parts, Bendix, and Dynamic Friction, 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.