PRT Performance Ride 172331 Shock Absorber - Rear

Rear Shock Absorber for Select Toyota, Lincoln, and More

PRT Performance Ride 172331 is a gas-charged rear suspension shock absorber built for direct replacement applications across a wide range of classic and late-model vehicles. With a 21.50 extended length, 12.95 compressed length, and 8.54 inches of travel, it supports controlled rear suspension movement for vehicles such as the Toyota Sienna, Toyota Corolla, and Lincoln Town Car.

Key Features

• PRT Shock Absorber line for rear suspension service
• Gas charged for consistent damping response
• Extended length: 21.50 inches
• Compressed length: 12.95 inches
• Shock stroke / travel length: 8.54 inches
• Upper mount type: bolt
• Lower mount type: loop
• Dust shield included; metal dust shield material
• Body diameter: 1.52 inches
• Non-adjustable design

Product Details

The PRT Performance Ride 172331 rear shock absorber is part of the PRT Shock Absorber product line, focused on replacement suspension service for vehicles that use a bolt upper mount and loop lower mount configuration. Its gas-charged construction helps maintain damping consistency, while the integrated metal dust shield adds protection for the shock rod area during everyday road use. This part number, 172331, is listed for rear applications on vehicles including the Toyota Sienna, Toyota Corolla, Toyota Celica, Nissan 510, Lincoln Town Car, and Chevrolet Bel Air.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems This Part Addresses

• Excessive rear bounce after bumps or dips
• Reduced body control over uneven pavement
• Rear suspension instability during braking or cornering
• Worn shock damping that can affect ride quality
• Noise or contamination concerns around the shock body from road debris

Installation Notes and Fitment

Compatible With rear applications only. Verify mount style, compressed length, extended length, and travel before installation to confirm proper suspension geometry. Fits 1998-2003 Toyota Sienna, rear; 1981-1989 Lincoln Town Car, rear; 1983-1988 Toyota Tercel, rear; 1986-1987 Toyota Corolla, rear; 1980-1984 Toyota Corolla, rear; 1979-1982 Mazda 626, rear; 1970-1980 Lincoln Continental, rear; 1965-1978 Ford LTD, rear; 1975-1978 Mercury Grand Marquis, rear; 1967-1978 Mercury Marquis, rear; 1975-1978 Toyota Corona, rear; 1971-1977 Toyota Celica, rear; 1965-1974 Mercury Colony Park, rear; 1968-1972 Nissan 510, rear; 1955-1957 Chevrolet Bel Air, rear.

For Toyota Sienna rear shock absorber replacement, Toyota Corolla rear shock absorber service, or Lincoln Town Car rear suspension repair, confirm the vehicle’s original mounting points and suspension dimensions against part number 172331 before installation.

Quality Assurance

PRT Performance Ride supplies suspension replacement parts under the PRT Shock Absorber line with application-specific mounting and dimensional specifications. Part number 172331 is built as a non-adjustable, gas-charged rear shock absorber with a protective dust shield for consistent service in listed applications.