James Gaskets Transmission Gasket - Main Drive Gear RBR 4 Speed FL FX 1/PK 3774… — Harley-Davidson Electra Glide, Super Glide, Fat Bob (1984-1985)

James Gaskets transmission main drive gear bearing retainer gasket for 4-speed FL and FX big twins. OEM-specification replacement gasket manufactured in the USA using state-of-the-art materials and production methods.

Features

• Made in the U.S.A.
• OEM-specification gasket
• For 4-speed FL and FX transmissions

Specifications

• Brand: James Gaskets
• Manufacturer Part #: 37741-82DL
• Length: 3.15 in
• Width: 4.25 in
• Height: 0.5 in
• Weight: 0.041 lbs

Fitment

Fits Harley-Davidson FL and FX models equipped with 4-speed transmissions.

Frequently Asked Questions

What is this gasket used for?

This is the main drive gear bearing retainer gasket for 4-speed transmissions in classic Harley FL and FX big twins.

Is this an OEM replacement?

Yes — James Gaskets manufactures this to OEM specifications as a direct replacement for the factory gasket.

Will this fit my Sportster or newer Harley?

No — this part is specific to FL and FX models with 4-speed transmissions. Newer models use different transmission designs.

Do I need any special tools to install it?

Basic socket set and gasket scraper are typically sufficient. Refer to your service manual for torque specs and installation sequence.