{"product_id":"kyb-gas-a-just-monotube-front-shock-absorber-kg4509-for-dodge-dart-and-plymouth-models","title":"KYB Gas-a-Just Monotube Front Shock Absorber KG4509 for Dodge Dart and Plymouth Models","description":"The Gas-a-just monotube shock absorber is available as an OE monotube replacement to restore your vehicles original capabilities. The KYB Gas-a-just has two separate working chambers: An air-free hydraulic piston and valve area for responsiveness and control, and a second high-pressure nitrogen gas area with a floating piston that provides a comfortable ride during normal driving and adds instant performance on demand.\n\u003cul\u003e\n  \u003cli\u003eElectronic safety systems depend on the suspension, brakes and tires operating as the vehicle manufacturer intended. The KYB Gas-a-just helps keep Electronic Safety Systems performing as designed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRestore responsive handling and original ride control with the KYB Gas-a-Just monotube shock absorber, part number KG4509. Designed as an original-equipment-style replacement, this automotive shock absorber helps support confident steering, improved suspension control, and consistent performance on compatible Dodge and Plymouth applications.\u003c\/p\u003e\n\u003cp\u003eThe KYB Gas-a-Just uses two separate working chambers. An air-free hydraulic piston and valve area provides responsive damping and control, while a high-pressure nitrogen gas chamber with a floating piston helps maintain a comfortable ride during normal driving and delivers additional performance when driving conditions demand it. This monotube design helps the shock absorber react quickly to changes in road and vehicle movement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectronic safety systems depend on the suspension, brakes, and tires operating as the vehicle manufacturer intended. The KYB Gas-a-Just helps keep electronic safety systems performing as designed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePart number KG4509 is intended for front suspension applications on select Dodge Dart and Plymouth models, including the 1962 Dodge Dart, 1960-1962 Plymouth Valiant, 1964-1969 Plymouth Barracuda, and Plymouth Duster applications identified by the manufacturer. Always verify vehicle year, make, model, trim, and suspension configuration before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOne KYB Gas-a-Just front monotube shock absorber\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Product Specifications and Technical Data\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: KYB\u003c\/li\u003e\n  \u003cli\u003ePart Number: KG4509\u003c\/li\u003e\n  \u003cli\u003eProduct Type: Automotive shock absorber\u003c\/li\u003e\n  \u003cli\u003eDesign: Monotube gas-charged construction\u003c\/li\u003e\n  \u003cli\u003eInstallation Position: Front\u003c\/li\u003e\n  \u003cli\u003eWorking Gas: High-pressure nitrogen\u003c\/li\u003e\n  \u003cli\u003eReplacement Type: Original-equipment-style replacement\u003c\/li\u003e\n  \u003cli\u003eQuantity: One shock absorber\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMonotube Construction: Uses separate hydraulic and high-pressure nitrogen chambers for responsive damping and consistent suspension control.\u003c\/li\u003e\n\u003cli\u003eOriginal-Equipment-Style Replacement: Helps restore the vehicle's intended ride quality, handling, and suspension performance.\u003c\/li\u003e\n\u003cli\u003eFloating Piston Design: Separates the nitrogen gas and hydraulic fluid to help maintain reliable damping response.\u003c\/li\u003e\n\u003cli\u003eElectronic Safety System Support: Helps the suspension perform as intended so compatible electronic safety systems can operate properly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n1960 Plymouth Valiant 200\u003cbr\u003e\n1960 Plymouth Valiant Base\u003cbr\u003e\n1961 Plymouth Valiant 200\u003cbr\u003e\n1961 Plymouth Valiant Base\u003cbr\u003e\n1962 Dodge Dart 330\u003cbr\u003e\n1962 Dodge Dart 440\u003cbr\u003e\n1962 Dodge Dart Base\u003cbr\u003e\n1962 Plymouth Valiant 200\u003cbr\u003e\n1962 Plymouth Valiant Base\u003cbr\u003e\n1962 Plymouth Valiant Signet\u003cbr\u003e\n1963 Dodge Dart 270\u003cbr\u003e\n1963 Dodge Dart Base\u003cbr\u003e\n1963 Dodge Dart GT\u003cbr\u003e\n1963 Plymouth Valiant 200\u003cbr\u003e\n1963 Plymouth Valiant Base\u003cbr\u003e\n1963 Plymouth Valiant Signet\u003cbr\u003e\n1964 Dodge Dart 270\u003cbr\u003e\n1964 Dodge Dart Base\u003cbr\u003e\n1964 Dodge Dart GTS\u003cbr\u003e\n1964 Plymouth Barracuda Base\u003cbr\u003e\n1964 Plymouth Valiant 200\u003cbr\u003e\n1964 Plymouth Valiant Base\u003cbr\u003e\n1964 Plymouth Valiant Signet\u003cbr\u003e\n1965 Dodge Dart 270\u003cbr\u003e\n1965 Dodge Dart Base\u003cbr\u003e\n1965 Dodge Dart GT\u003cbr\u003e\n1965 Plymouth Barracuda Base\u003cbr\u003e\n1965 Plymouth Valiant Base\u003cbr\u003e\n1965 Plymouth Valiant Signet\u003cbr\u003e\n1966 Dodge Dart 270\u003cbr\u003e\n1966 Dodge Dart Base\u003cbr\u003e\n1966 Dodge Dart GT\u003cbr\u003e\n1966 Plymouth Barracuda Base\u003cbr\u003e\n1966 Plymouth Valiant 200\u003cbr\u003e\n1966 Plymouth Valiant Base\u003cbr\u003e\n1966 Plymouth Valiant Signet\u003cbr\u003e\n1967 Dodge Dart 270\u003cbr\u003e\n1967 Dodge Dart Base\u003cbr\u003e\n1967 Dodge Dart GT\u003cbr\u003e\n1967 Plymouth Barracuda Base\u003cbr\u003e\n1967 Plymouth Valiant Base\u003cbr\u003e\n1967 Plymouth Valiant Signet\u003cbr\u003e\n1968 Dodge Dart 270\u003cbr\u003e\n1968 Dodge Dart Base\u003cbr\u003e\n1968 Dodge Dart GT\u003cbr\u003e\n1968 Dodge Dart GTS\u003cbr\u003e\n1968 Plymouth Barracuda Base\u003cbr\u003e\n1968 Plymouth Valiant 100\u003cbr\u003e\n1968 Plymouth Valiant Base\u003cbr\u003e\n1968 Plymouth Valiant Signet\u003cbr\u003e\n1969 Dodge Dart Base\u003cbr\u003e\n1969 Dodge Dart Custom\u003cbr\u003e\n1969 Dodge Dart GT\u003cbr\u003e\n1969 Dodge Dart GTS\u003cbr\u003e\n1969 Dodge Dart Swinger\u003cbr\u003e\n1969 Dodge Dart Swinger 340\u003cbr\u003e\n1969 Plymouth Barracuda Base\u003cbr\u003e\n1969 Plymouth Valiant 100\u003cbr\u003e\n1969 Plymouth Valiant Base\u003cbr\u003e\n1969 Plymouth Valiant Signet\u003cbr\u003e\n1970 Dodge Dart Base\u003cbr\u003e\n1970 Dodge Dart Custom\u003cbr\u003e\n1970 Dodge Dart Swinger\u003cbr\u003e\n1970 Dodge Dart Swinger 340\u003cbr\u003e\n1970 Plymouth Duster 340\u003cbr\u003e\n1970 Plymouth Duster Base\u003cbr\u003e\n1970 Plymouth Valiant Base\u003cbr\u003e\n1971 Dodge Dart Base\u003cbr\u003e\n1971 Dodge Dart Custom\u003cbr\u003e\n1971 Dodge Dart Demon\u003cbr\u003e\n1971 Dodge Dart Demon 340\u003cbr\u003e\n1971 Dodge Dart Special\u003cbr\u003e\n1971 Dodge Dart Swinger\u003cbr\u003e\n1971 Plymouth Duster 340\u003cbr\u003e\n1971 Plymouth Duster Base\u003cbr\u003e\n1971 Plymouth Scamp Base\u003cbr\u003e\n1971 Plymouth Valiant Base\u003cbr\u003e\n1972 Dodge Dart Base\u003cbr\u003e\n1972 Dodge Dart Custom\u003cbr\u003e\n1972 Dodge Dart Demon\u003cbr\u003e\n1972 Dodge Dart Demon 340\u003cbr\u003e\n1972 Dodge Dart Special\u003cbr\u003e\n1972 Dodge Dart Swinger\u003cbr\u003e\n1972 Plymouth Duster 340\u003cbr\u003e\n1972 Plymouth Duster Base\u003cbr\u003e\n1972 Plymouth Scamp Base\u003cbr\u003e\n1972 Plymouth Valiant Base\u003cbr\u003e\n1973 Dodge Dart Base\u003cbr\u003e\n1973 Dodge Dart Custom\u003cbr\u003e\n1973 Dodge Dart Special\u003cbr\u003e\n1973 Dodge Dart Sport\u003cbr\u003e\n1973 Dodge Dart Sport 340\u003cbr\u003e\n1973 Dodge Dart Swinger\u003cbr\u003e\n1973 Plymouth Duster 340\u003cbr\u003e\n1973 Plymouth Duster Base\u003cbr\u003e\n1973 Plymouth Scamp Base\u003cbr\u003e\n1973 Plymouth Valiant Base\u003cbr\u003e\n1974 Dodge Dart Base\u003cbr\u003e\n1974 Dodge Dart Custom\u003cbr\u003e\n1974 Dodge Dart Special\u003cbr\u003e\n1974 Dodge Dart Special Edition\u003cbr\u003e\n1974 Dodge Dart Sport\u003cbr\u003e\n1974 Dodge Dart Sport 360\u003cbr\u003e\n1974 Dodge Dart Swinger\u003cbr\u003e\n1974 Plymouth Duster 360\u003cbr\u003e\n1974 Plymouth Duster Base\u003cbr\u003e\n1974 Plymouth Scamp Base\u003cbr\u003e\n1974 Plymouth Valiant Base\u003cbr\u003e\n1974 Plymouth Valiant Brougham\u003cbr\u003e\n1975 Dodge Dart Base\u003cbr\u003e\n1975 Dodge Dart Custom\u003cbr\u003e\n1975 Dodge Dart Special Edition\u003cbr\u003e\n1975 Dodge Dart Sport\u003cbr\u003e\n1975 Dodge Dart Sport 360\u003cbr\u003e\n1975 Dodge Dart Swinger\u003cbr\u003e\n1975 Dodge Dart Swinger Special\u003cbr\u003e\n1975 Plymouth Duster 360\u003cbr\u003e\n1975 Plymouth Duster Base\u003cbr\u003e\n1975 Plymouth Duster Custom\u003cbr\u003e\n1975 Plymouth Scamp Base\u003cbr\u003e\n1975 Plymouth Scamp Brougham\u003cbr\u003e\n1975 Plymouth Scamp Special\u003cbr\u003e\n1975 Plymouth Valiant Base\u003cbr\u003e\n1975 Plymouth Valiant Brougham\u003cbr\u003e\n1975 Plymouth Valiant Custom\u003cbr\u003e\n1975 Plymouth Valiant Scamp\u003cbr\u003e\n1976 Dodge Dart Base\u003cbr\u003e\n1976 Dodge Dart Sport\u003cbr\u003e\n1976 Dodge Dart Swinger\u003cbr\u003e\n1976 Dodge Dart Swinger Special\u003cbr\u003e\n1976 Plymouth Duster Sport\u003cbr\u003e\n1976 Plymouth Scamp Base\u003cbr\u003e\n1976 Plymouth Scamp Special\u003cbr\u003e\n1976 Plymouth Valiant Base\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Unknown\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: 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