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Product guide

Ram Clutches 78509 Circle Track Replacement O-Ring Set

The Ram Clutches 78509 Circle Track Replacement O-Ring Set is listed as a replacement O-ring for RAM Clutches part 78125HD-32. Its rubber construction with a Teflon coating is intended for a specific clutch-related replacement application, so confirm the part match before ordering.

At a glance

  • Listed as a replacement O-ring for RAM Clutches part 78125HD-32.
  • The feature text gives a diameter of 0.132 inches, while the nominal outside diameter field lists 0.13 inches.
  • The description associates Teflon backup O-rings with a hydraulic release-bearing kit.
Price
$20.10Save 28%

Reference price: $28.00

Price checked: Nov 14, 2026

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Pros and cons

Pros

  • Identifies a specific RAM Clutches replacement part number for fit checking.
  • Rubber with a Teflon coating is specified for the ring material.

Technical specifications

6 specifications
Identity
BrandRam Clutches
Model78509
Dimensions and installation
Weight listed0.27 g
Nominal outside diameter0.13 inches
Materials and protection
Material listedRubber with Teflon coating
ColorPlain

What to know before buying

Listing details to confirm

The listing gives two different diameter figures, 0.13 inches as the nominal outside diameter and 0.132 inches in feature text. It also describes mounting hardware and a remote bleeder line as contents of hydraulic release-bearing kits, but does not establish that either is included with this O-ring set. Confirm the exact replacement part and package contents before purchase.

Who is it for?

A good fit for

  • Buyers replacing an O-ring associated with RAM Clutches part 78125HD-32 who can verify the match.

Less suited to

  • Buyers seeking a complete hydraulic release-bearing kit, master cylinder, or feed line based on this listing alone.

Frequently asked questions

Which part is this O-ring listed to replace?

The feature text identifies RAM Clutches part 78125HD-32. Check that reference against the part you are servicing before ordering.

What diameter does the listing specify?

It lists a nominal outside diameter of 0.13 inches, while feature text says 0.132 inches. Treat the measurements as inconsistent and verify the required size.

Does this set include mounting hardware or a remote bleeder line?

Those items are mentioned for RAM hydraulic release-bearing kits, but the supplied package information does not confirm they come with this replacement O-ring set.

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