Vehicle price comparison
Mercedes S Class vs BMW X3 Air Bag prices
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Price face-off
Median price comparison
Condition comparison
How does the price differ by part grade?
Market analysis
Why does the BMW X3 air bag cost more?
A used BMW X3 air bag carries a median asking price of $256, which is 12% higher than the Mercedes S Class at $225. Supply also plays a role: Mercedes S Class has 16,411 priced listings versus 2,856 for BMW X3, and more listings generally mean more choices and more competitive pricing.
Grade A (excellent condition) parts make up 86% of Mercedes S Class listings compared to 68% for the BMW X3, so buyers looking for top-condition units will find more options on the Mercedes S Class side.
The Mercedes S Class average ($259) runs 15% above its median ($225), indicating a tail of high-priced listings — likely low-mileage or remanufactured units pulling the average up.
The Mercedes S Class air bag is interchangeable across 13 model years versus just 8 for the BMW X3 — that wider compatibility window means more donor vehicles in salvage yards and tends to push prices lower.
Buyer's checklist
What to check before buying a used air bag
- Verify that the module has never been deployed, repacked, or listed under active safety recalls by cross-referencing the OEM part number and donor vehicle VIN.
- Match interior trim color codes, steering wheel or dash mounting points, and single-stage vs. dual-stage inflator designs across vehicle trim levels.
- Inspect the module backing, clock spring connector housing, and mounting tabs for heat damage, hairline cracks, or tampered wiring harness splices.
- Ensure shipping complies with hazardous material regulations and verify that local laws permit installing salvaged supplemental restraint system (SRS) components.
Full price guide
Mercedes S Class Air Bag
$50 – $940 · 16,411 listings
Full price guide
BMW X3 Air Bag
$64 – $1,099 · 2,856 listings
Common questions
Mercedes S Class vs BMW X3 air bag FAQ
Is a used Mercedes S Class air bag cheaper than a BMW X3?
Mercedes S Class has the lower median by $31 (12%). The Mercedes S Class air bag ranges from $50 to $940 across 16,411 listings, while the BMW X3 ranges from $64 to $1,099 across 2,856 listings.
Can I use a Mercedes S Class air bag in a BMW X3?
This comparison describes pricing, not interchangeability. Even when two parts share similar prices, they may require different engines, trims, electronics, or mounting points. Always match the seller's part number against your VIN before purchasing.
How many listings does this comparison cover?
This comparison draws from 16,411 priced Mercedes S Class listings and 2,856 priced BMW X3 listings — 19,267 in total.
How does condition grade affect the price?
Part condition significantly impacts price. Grade A (Excellent): Mercedes S Class $224 vs BMW X3 $263. Grade B (Good): Mercedes S Class $268 vs BMW X3 $246. Grade C (Fair): Mercedes S Class $115 vs BMW X3 $150. Grade A parts are in excellent condition, B is good, and C is fair — always confirm grading criteria with the seller.
Are there different trim variants to choose from?
Yes. The Mercedes S Class air bag has 2 trim variants and the BMW X3 has 5. Variants differ by engine size, drivetrain, or part number — matching the right variant is critical for proper fitment.
More comparisons