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ACDelco 19210500 - Suspension Shock Absorber Mounting Kit (Rear Lower)
Product Overview
The ACDelco 19210500 Suspension Shock Absorber Mounting Kit is specifically designed for the rear lower position of your vehicle. This essential component plays a crucial role in maintaining the stability and handling of your suspension system by securely mounting shock absorbers. With OE-level quality and reliability, this mounting kit ensures a precise fitment for a variety of GM models, making it a trusted choice for vehicle owners. Choose ACDelco 19210500 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This ACDelco 19210500 is equivalent to or replaces the following part numbers:
No additional cross reference numbers available.
Vehicle Compatibility
- Buick Riviera (1995-1999) 3.8 V6
- Buick Park Avenue (1997-2005) 3.8 V6
- Buick LeSabre (2000-2005) 3.8 V6
- Cadillac Seville (1998-2004) 4.6 V8
- Cadillac DeVille (2000-2005) 4.6 V8
- Oldsmobile Aurora (1995-2003) 4.0 V8
- Oldsmobile Aurora (2001-2002) 3.5 V6
- Pontiac Bonneville (2000-2005) 3.8 V6
- Pontiac Bonneville (2004-2005) 4.6 V8
This also fits other applications. Please use the vehicle selector tool to verify fitment.
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Frequently Asked Questions
What is the function of the ACDelco 19210500 Suspension Shock Absorber Mounting Kit?
The ACDelco 19210500 is designed to securely mount your vehicle's shock absorbers, ensuring optimal performance and stability of the suspension system.
How often should I replace the shock absorber mounting kit?
It is advisable to inspect the ACDelco 19210500 mounting kit regularly for wear and replace it if there are signs of damage or deterioration to maintain the performance of your suspension system.
What are the symptoms of a failing shock absorber mounting kit?
Common symptoms include excessive noise from the suspension, poor handling, and uneven tire wear, indicating a need for replacement of the ACDelco 19210500 kit.
Can the ACDelco 19210500 help with suspension-related diagnostic trouble codes?
Yes, if your vehicle is experiencing suspension-related codes, replacing the ACDelco 19210500 mounting kit can help resolve issues related to the shock absorbers and improve overall ride quality.
How do I know if the ACDelco 19210500 is the right part for my vehicle?
To ensure proper fitment, please refer to the vehicle selector tool on our website or consult your vehicle’s service manual for compatibility details.
Order ACDelco 19210500 today for a factory-correct replacement that restores safety and performance.
- BrandACDelco
- PositionRear Lower
- ManufacturerACDelco
- MPN19210500
- Part TypeSuspension Shock Absorber Mounting Kit
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2000 | Buick | LeSabre | Custom (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2000 | Buick | LeSabre | Limited (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2000 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1) |
| 2000 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1) |
| 2000 | Cadillac | DeVille | Base (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2000 | Cadillac | DeVille | DHS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2000 | Cadillac | Seville | SLS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), SPORT SUSPENSION(FE3), EXCEPT REAL TIME DAMPING CHASSIS(F45), CODE:NH,XS,Z3 |
| 2000 | Pontiac | Bonneville | SE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2000 | Pontiac | Bonneville | SLE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2000 | Pontiac | Bonneville | SSEi (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2001 | Buick | LeSabre | Custom (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2001 | Buick | LeSabre | Limited (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2001 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 2001 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 2001 | Cadillac | DeVille | Base (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2001 | Cadillac | DeVille | DHS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2001 | Cadillac | Seville | SLS (4.6 V8 GAS) | Notes: SPORT SUSPENSION(FE3), CODE:KZ,UJ,UM |
| 2001 | Oldsmobile | Aurora | Base (3.5 V6 GAS) | VIN: H, Notes: SPORT SUSPENSION(FE3) |
| 2001 | Oldsmobile | Aurora | Base (4.0 V8 GAS) | VIN: C, Notes: SPORT SUSPENSION(FE3) |
| 2001 | Pontiac | Bonneville | SE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2001 | Pontiac | Bonneville | SLE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2001 | Pontiac | Bonneville | SSEi (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2002 | Buick | LeSabre | Custom (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2002 | Buick | LeSabre | Limited (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2002 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 2002 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 2002 | Cadillac | DeVille | Base (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2002 | Cadillac | DeVille | DHS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2002 | Cadillac | Seville | SLS (4.6 V8 GAS) | Notes: SPORT SUSPENSION(FE3), CODE:KZ,UJ,UM |
| 2002 | Oldsmobile | Aurora | Base (3.5 V6 GAS) | VIN: H, Notes: SPORT SUSPENSION(FE3) |
| 2002 | Oldsmobile | Aurora | Base (4.0 V8 GAS) | VIN: C, Notes: SPORT SUSPENSION(FE3) |
| 2002 | Pontiac | Bonneville | SE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2002 | Pontiac | Bonneville | SLE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2002 | Pontiac | Bonneville | SSEi (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2003 | Buick | LeSabre | Custom (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2003 | Buick | LeSabre | Limited (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2003 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1) |
| 2003 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1) |
| 2003 | Cadillac | DeVille | Base (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2003 | Cadillac | DeVille | DHS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2003 | Cadillac | Seville | SLS (4.6 V8 GAS) | Notes: SPORT SUSPENSION(FE3), CODE:KZ,UJ,UM |
| 2003 | Oldsmobile | Aurora | Base (4.0 V8 GAS) | VIN: C, Notes: SPORT SUSPENSION(FE3) |
| 2003 | Pontiac | Bonneville | SE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2003 | Pontiac | Bonneville | SLE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 2003 | Pontiac | Bonneville | SSEi (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE NH,XS,Z3 |
| 1997 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 1997 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 1997 | Buick | Riviera | Base (3.8 V6 GAS) | Notes: W/LEVEL RIDE |
| 1997 | Oldsmobile | Aurora | Base (4.0 V8 GAS) | Notes: W/LEVEL RIDE |
| 1998 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 1998 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 1998 | Buick | Riviera | Base (3.8 V6 GAS) | Notes: W/LEVEL RIDE |
| 1998 | Cadillac | Seville | SLS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), SPORT SUSPENSION(FE3), EXCEPT REAL TIME DAMPING CHASSIS(F45), CODE:KZ,UJ,UM |
| 1998 | Oldsmobile | Aurora | Base (4.0 V8 GAS) | Notes: W/LEVEL RIDE |
| 1999 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 1999 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 1999 | Buick | Riviera | Base (3.8 V6 GAS) | Notes: W/UPR MT, SOFT RIDE SUSP(FE1) |
| 1999 | Cadillac | Seville | SLS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), SPORT SUSPENSION(FE3), EXCEPT REAL TIME DAMPING CHASSIS(F45), CODE:NH,XS,Z3 |
| 1999 | Oldsmobile | Aurora | Base (4.0 V8 GAS) | Notes: SPORT SUSPENSION(FE3) |
| 1995 | Buick | Riviera | Base (3.8 V6 GAS) | Notes: W/LEVEL RIDE |
| 1995 | Oldsmobile | Aurora | Base (4.0 V8 GAS) | Notes: W/LEVEL RIDE |
| 1996 | Buick | Riviera | Base (3.8 V6 GAS) | Notes: W/LEVEL RIDE |
| 1996 | Oldsmobile | Aurora | Base (4.0 V8 GAS) | Notes: W/LEVEL RIDE |
| 2004 | Buick | LeSabre | Custom (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2004 | Buick | LeSabre | Limited (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2004 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 2004 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 2004 | Cadillac | DeVille | Base (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:RE,XF |
| 2004 | Cadillac | DeVille | DHS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2004 | Cadillac | DeVille | Protection Series (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:RE,XF |
| 2004 | Cadillac | Seville | SLS (4.6 V8 GAS) | Notes: SPORT SUSPENSION(FE3), CODE:KZ,UJ,UM |
| 2004 | Pontiac | Bonneville | GXP (4.6 V8 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE KZ,UJ,UM |
| 2004 | Pontiac | Bonneville | SE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE KZ,UJ,UM |
| 2004 | Pontiac | Bonneville | SLE (3.8 V6 GAS) | Notes: RIDE & HANDLING SUSP(FE2), CODE KZ,UJ,UM |
| 2005 | Buick | Park Avenue | Base (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 2005 | Buick | Park Avenue | Ultra (3.8 V6 GAS) | Notes: FIRM RIDE & HANDLING SUSP(F41) |
| 2005 | Buick | LeSabre | Custom (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2005 | Buick | LeSabre | Limited (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1), FIRM RIDE & HANDLING SUSP(F41) |
| 2005 | Cadillac | DeVille | Base (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2005 | Cadillac | DeVille | DHS (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2005 | Cadillac | DeVille | Protection Series (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1), CODE:BD,W2 |
| 2005 | Pontiac | Bonneville | GXP (4.6 V8 GAS) | Notes: SOFT RIDE SUSP(FE1) |
| 2005 | Pontiac | Bonneville | SE (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1) |
| 2005 | Pontiac | Bonneville | SLE (3.8 V6 GAS) | Notes: SOFT RIDE SUSP(FE1) |
Warranty Overview
At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, use our Return Portal or contact support.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For full details, please see our complete Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.






