Exhaust Clamp Ring 40mm - BMW R100; 18 21 1 234 449 / EnDuraLast

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Exhaust Thrust Ring 40mm - BMW R100RS, R100RT, R100S; 18 21 1 234 449 / EnDuraLast

18 21 1 234 449,18211234449,R100RS 40mm exhaust clamp ring,R100RT 40mm exhaust clamp ring,R100S 40mm exhaust clamp ring

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Part #: EXRing449

Thrust Ring for 40mm exhaust manifold, sells individually so two are required for both sides.

NOTE: Your would normal also require EXRing448 as these rings work in pairs.

See installation review by Brook Reams: R75/5 Exhaust Installation

Vehicle Manufacturer: BMW
Application: BMW Airhead Models
Make / Model: BMW R100RS, R100RT, R100S
Model Years: 1976 - 1984
Manufacturer Part # 18 21 1 234 449

(See APPLICATION TABLE tab BELOW to verify vehicle fitment)

Brand:

Made in Germany

BMW List Price $20.48

USD Price $14.50

Quantity in Stock:11

Part #: EXRING449

Quantity:

Description

Application Table

You can clean the old clamp rings and re-use them but it makes sense to replace your old, worn, dirty, or damaged exhaust pressure rings when installing a new manifold.

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