The Roper L1904BR lawn tractor/ride-on mower uses two published belt sizes: 1/2" Wide x 68" I.D. for the engine to cutter deck belt and 1/2" Wide x 92" I.D. for the transmission belt. Match each belt to its correct position and OEM reference before ordering.
Belt replacement guide
Roper L1904BR belt size & replacement chart
OEM references, belt positions and published dimensions for this lawn tractor / ride-on mower.
Match the belt function first, then confirm the OEM number and size.
Belt application
OEM / replacement number
Published size
Listing SKU
Mower deck Engine To Cutter Deck Belt
62808
1/2" Wide x 68" I.D.
BEL6870
Transmission / motion Transmission Belt
73794
1/2" Wide x 92" I.D.
BEL6894
Application details
Which Roper L1904BR belt do you need?
Engine To Cutter Deck Belt
Recorded OEM reference: 62808. Published size: 1/2" Wide x 68" I.D.
Transmission Belt
Recorded OEM reference: 73794. Published size: 1/2" Wide x 92" I.D.
Important: Confirm the belt position, deck size, serial range and machine configuration before ordering. Belts with the same length can use different widths or profiles.
Common questions
Roper L1904BR belt FAQ
What belt does the Roper L1904BR use?
The listed belt applications are Engine To Cutter Deck Belt and Transmission Belt. Recorded OEM references: 62808 and 73794.
What are the Roper L1904BR belt part numbers?
The recorded OEM references are 62808 and 73794. Match each number to the correct belt position before ordering.
What belt sizes does the Roper L1904BR use?
Engine To Cutter Deck Belt: 1/2" Wide x 68" I.D. and Transmission Belt: 1/2" Wide x 92" I.D.
Why are multiple belts listed for the Roper L1904BR?
This machine has 2 recorded belt applications. Different belts can operate the mower deck, transmission, PTO, clutch or other drive components.
Can I match the Roper L1904BR belt by length alone?
No. Width, profile, inside or outside circumference, belt position and OEM reference can all affect fitment. Match the belt function and OEM number first, then use the dimensions as a final check.
