JAMES GASKETS SKU: 681-4268

James Gaskets Beaded Derby Cover Gasket - Harley Twin Cam

$54.95
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About James Gaskets

James Gaskets has supplied American V-twin gaskets, seals and O-rings for decades and is one of the most widely stocked names for Harley-Davidson engine, primary and transmission rebuilds. When a service manual calls for a specific gasket, James almost always has an exact-fit answer.

This James Gaskets Twin Cam primary housing gasket is specifically engineered for the derby cover seal on Twin Cam engines. Made in the U.S.A., it utilizes state-of-the-art materials and production methods for reliable sealing and longevity. This gasket ensures your primary stays sealed tight.

Why riders pick this

  • Seals the derby cover on Twin Cam primary housings
  • Manufactured in the U.S.A. for consistent quality
  • Beaded design ensures a secure, leak-free seal
  • Direct OEM replacement for Twin Cam engines
  • Resists degradation from primary fluids

A secure derby cover is crucial for preventing primary oil leaks on your Twin Cam. This beaded derby cover gasket from James Gaskets provides an OEM-quality seal, ensuring fluid retention and protecting your primary drive. Whether you're performing routine maintenance or customizing your ride, this gasket is an essential component for a leak-free setup.

Advanced Sealing Technology

  • Made in the U.S.A. with state-of-the-art materials
  • Beaded design for a superior, leak-free seal
  • Direct OEM replacement for Twin Cam primary housings
  • Engineered for reliable long-term performance

Maintain Your Primary System

Don't let a minor leak turn into a major problem. This James Gaskets derby cover gasket offers a direct replacement for your Twin Cam, providing peace of mind. It's designed for straightforward installation, but always ensure proper cleaning of mating surfaces and correct torque for the best possible seal. Note that this gasket is for Twin Cam engines and will not fit Milwaukee-Eight models.

Specifications

  • Brand: James Gaskets
  • Manufacturer Part #: 25416-06-X
  • Length: 8 in
  • Width: 8.05 in
  • Height: 1.3 in
  • Weight: 0.207 lbs
  • Country of Origin: U.S.A.

Common questions

What is this gasket specifically designed for?

This James Gaskets product is a derby cover gasket, designed to seal the inspection cover on the primary housing of Twin Cam engines, preventing oil leaks.

Is this an OEM replacement part?

This is a direct OEM replacement gasket manufactured by James Gaskets to factory specifications, ensuring a quality fit and reliable performance.

Will this gasket fit my Harley Milwaukee-Eight engine?

No, this gasket is specifically for Twin Cam engines only. Milwaukee-Eight (M8) engines utilize different primary housing gaskets and this part is not compatible.

Ordering from Vtwinbikers

  • Brand new, sourced through authorized US distribution — never used, never grey-market.
  • Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
  • Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
BRANDJames Gaskets
TYPEGaskets/Seals
SKU681-4268
WEIGHT0.21 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
5
14 RATINGS
5★ 14
4★ 0
3★ 0
2★ 0
1★ 0
✓ VERIFIED
Oct 1, 2023

Excellent set

Excellent set for the price, easy to install, very durable products. I would recommend this set 10/10

— Eric S
✓ VERIFIED
Sep 11, 2023

Good quality

Breaking engine in right now and everything is holding tight. Very pleased

— Hawk R
✓ VERIFIED
Aug 28, 2023

Gasket set

Great gasket set, includes everything you need to reseal top end.

— James N
✓ VERIFIED
Jul 31, 2021

Quality parts in a timely manner

— Anonymous
✓ VERIFIED
Mar 29, 2021

Fit like it should, super quick shipping

— Anonymous
✓ VERIFIED
Mar 21, 2021

Gasket set seems to be of good quality. Everything fit just like oem gaskets and seals but made better lol. So far so good, Everything is nice a dry now.

— Anonymous