Monroe
OESpectrum Passenger Car Shock Absorber

Monroe 5779 Shock Absorber - Rear

Brand Monroe 5779
Position Rear
Compressed Bumper Stop No
Compressed Length 10.5
Dust Shield Yes
Dust Shield Material Metal
Extended Bumper Stop No
Extended Hydraulic Lockout No
Extended Length 16.125
Lower Mounting Code LS47
Lower Mounting Type Loop Bushing & Sleeve Mount - 9/16" Sleeve ID X 1.5/8" Sleeve OAL
Parts Pack None
Travel Length 5.625
Upper Mounting Code LS29
Upper Mounting Type Loop Bushing & Sleeve Mount - 12MM Sleeve ID X 44.45MM Sleeve OAL
Product line OESpectrum Passenger Car Shock Absorber
Fits Chevrolet, Pontiac, and Saturn · 35 vehicles

Factory-style ride restoration. Returns original drivability with precise handling and control.

Noise-reducing design. Filters out vibration and harshness for a quieter ride.

Metal dust shield. Helps protect the shock absorber from road debris.

Cross-references Focus Auto Parts 342546, Focus Auto Parts 343308 and KYB 349043 for the same application. See all 13.

$46.73Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Shock Absorbers are typically replaced in pairs, axle by axle.
Order total $46.73
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Monroe OESpectrum Rear Shock Absorber 5779

Monroe OESpectrum 5779 is a rear passenger car shock absorber built to restore factory-style drivability and road control. It is engineered for the Chevrolet HHR, Chevrolet Cobalt, Pontiac G5, Saturn Astra, and Pontiac Pursuit rear suspension applications listed below.

Key Features

  • Rear shock absorber for passenger car suspension service
  • OESpectrum product line focused on OE-style ride control and handling precision
  • Helps filter noise, vibration, and harshness for a more controlled ride
  • Compressed length: 10.5 in; extended length: 16.125 in; travel length: 5.625 in
  • Metal dust shield included
  • Upper mount: LS29 loop bushing and sleeve mount, 12MM sleeve ID x 44.45MM sleeve OAL
  • Lower mount: LS47 loop bushing and sleeve mount, 9/16 in sleeve ID x 1.5/8 in sleeve OAL

Product Details

Monroe OESpectrum Passenger Car Shock Absorber 5779 is built for rear suspension replacement where original ride quality and control matter. The OESpectrum line is Monroe’s OE-oriented shock absorber family, aimed at maintaining factory drivability while improving damping consistency and reducing unwanted road feel. This part cross-references KYB 349043 for the same application.

Compatible With 2006-2011 Chevrolet HHR, rear; 2005-2010 Chevrolet Cobalt, rear; 2010 Pontiac G5, rear; 2007-2009 Pontiac G5, rear; 2008-2009 Saturn Astra, rear; and 2005-2006 Pontiac Pursuit, rear. Monroe 5779 is a direct-fit rear shock option for these listed vehicles when the mounting style and dimensions match the original suspension setup.

Common Issues This Part Can Address

  • Excessive rear bounce after bumps or dips
  • Loose or unsettled rear-end handling
  • Harshness and vibration transmitted through the cabin
  • Reduced control over uneven pavement
  • Worn rear shock performance on stock suspension systems

Installation Notes

Verify upper and lower mounting codes, sleeve dimensions, compressed length, and extended length before installation. This rear shock absorber uses loop bushing and sleeve mounts, so confirm the vehicle’s original hardware style and suspension geometry match the listed specifications. The dust shield is metal, and no parts pack is listed.

Quality Assurance

Monroe’s OESpectrum line is positioned as an OE-style replacement family for restoring factory drivability and performance characteristics. Part number 5779 is specified for the rear position on the listed Chevrolet, Pontiac, and Saturn applications.

This part fits 35 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2011ChevroletHHRLS PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2011ChevroletHHRLSRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2011ChevroletHHRLTRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2010ChevroletCobaltRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2010ChevroletHHRLS PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2010ChevroletHHRLSRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2010ChevroletHHRLT PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2010ChevroletHHRLTRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2010PontiacG5RearOESpectrum Passenger Car Shock Absorber
2009ChevroletCobaltRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2009ChevroletHHRLS PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2009ChevroletHHRLSRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2009ChevroletHHRLT PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2009ChevroletHHRLTRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2009PontiacG5RearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2009SaturnAstraRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2008ChevroletCobaltRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2008ChevroletHHRLS PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2008ChevroletHHRLSRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2008ChevroletHHRLT PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2008ChevroletHHRLTRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2008PontiacG5RearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2008SaturnAstraRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2007ChevroletCobaltRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2007ChevroletHHRLS PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2007ChevroletHHRLSRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2007ChevroletHHRLT PanelRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2007ChevroletHHRLTRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2007PontiacG5RearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2006ChevroletCobaltRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2006ChevroletHHRLSRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2006ChevroletHHRLTRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2006PontiacPursuitRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2005ChevroletCobaltRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
2005PontiacPursuitRearEnhances performance for vehicles with stock components.; OESpectrum Passenger Car Shock Absorber
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Focus Auto Parts — 342546Focus Auto Parts — 343308KYB — 349043PRT — 173887Unity Automotive — 251030695875304561036851612130299157802432269640025793745TS3230012B