KYB 343159 Shock Absorber - Rear

KYB Excel-G Rear Shock for Classic Chrysler and Dodge

KYB Excel-G shock absorber 343159 is built to restore original ride control, stability, and handling on classic Chrysler and Dodge rear suspension applications. It is an OE-style replacement for vehicles such as the Chrysler New Yorker, Newport, Town & Country, Imperial, and 300, plus Dodge Charger and Monaco models.

Key Features

• Nitrogen gas-charged, twin-tube shock absorber design
• OE-quality components assembled on KYB production lines
• Calibrated to restore factory ride characteristics rather than change them
• Triple-lip fluid seal helps reduce oil and gas leakage
• Vehicle-specific, hand-assembled damping valves for controlled tire contact and steering response
• Strong strut body and bracket construction to reduce flex and help maintain alignment
• Dust cover included

Excel-G Product Line Details

The KYB Excel-G line is positioned as an Original Equipment for the Aftermarket solution. It uses the same manufacturing approach and quality components found in KYB OE production, making part number 343159 a practical choice for restoring rear suspension performance on classic Chrysler and Dodge vehicles without altering the original driving feel.

Detailed Description

KYB 343159 is a rear suspension shock absorber engineered for classic domestic cars that need predictable damping and stable road manners. With a compressed length of 13.39 inches, extended length of 22.44 inches, and stroke length of 9.06 inches, this unit is built to match the suspension geometry of the listed applications. It is a direct-fit replacement for rear positions on vehicles including the Chrysler New Yorker, Newport, Town & Country, Imperial, and 300, as well as the Dodge Charger and Monaco. This part cross-references Monroe Shocks & Struts 32073 for the same application.

What It Helps Address

• Excessive rear-end bounce after bumps
• Loose or unsettled handling in lane changes
• Reduced tire contact over uneven pavement
• Oil or gas leakage from a worn shock absorber
• Imprecise steering response caused by weak damping

Installation Notes and Fitment

• Fits 1965-1969 Chrysler 300, rear
• Fits 1965-1969 Chrysler Imperial, rear
• Fits 1965-1969 Chrysler Newport, rear
• Fits 1965-1969 Chrysler New Yorker, rear
• Fits 1965-1970 Chrysler Town & Country, rear
• Fits 1965-1970 Dodge Monaco, rear
• Fits 1966-1976 Dodge Charger, rear
• Fits 1972-1976 Dodge Monaco, rear
• Fits 1974-1975 Chrysler Imperial, rear
• Fits 1974-1978 Chrysler Newport, rear
• Fits 1974-1978 Chrysler New Yorker, rear
• Fits 1974-1978 Chrysler Town & Country, rear
• Fits 1977-1978 Dodge Monaco, rear, w/ Police Package

Replace the suspension strut and coil spring assembly according to the manufacturer’s instructions where noted. Verify rear mounting style and application details before installation, especially on vehicles with non-standard suspension equipment such as air suspension.

Quality Assurance

KYB is a major OE shock and strut supplier, and the Excel-G line is manufactured to restore original suspension performance using OE-quality components. Part number 343159 is built for consistent damping control and dependable fitment across the listed classic Chrysler and Dodge rear applications.