Vehicle price comparison
Hyundai Elantra vs Kia Optima Master Cylinder prices
Price face-off
Median price comparison
Condition comparison
How does the price differ by part grade?
Market analysis
Why does the Kia Optima master cylinder cost more?
A used Kia Optima master cylinder carries a median asking price of $99, which is 0% higher than the Hyundai Elantra at $99. Supply also plays a role: Hyundai Elantra has 1,546 priced listings versus 373 for Kia Optima, and more listings generally mean more choices and more competitive pricing.
The Hyundai Elantra average ($120) runs 21% above its median ($99), indicating a tail of high-priced listings — likely low-mileage or remanufactured units pulling the average up.
Our guide covers 11 model years for the Hyundai Elantra (2015–2025) but only 4 for the Kia Optima (2018–2023), so the Hyundai Elantra data reflects a broader range of generations.
Only 68% of Kia Optima master cylinder listings include a posted price (373 of 550 observed) — the rest are "call for price," which usually signals negotiable or higher-than-average pricing.
The Hyundai Elantra master cylinder is interchangeable across 15 model years versus just 11 for the Kia Optima — that wider compatibility window means more donor vehicles in salvage yards and tends to push prices lower.
At Grade B (good) condition, the Kia Optima is 34% cheaper ($76 vs $115) — the gap widens compared to the overall median difference.
Buyer's checklist
What to check before buying a used brake master cylinder
- Verify reservoir port style, fluid level sensor connector pin count, and brake line flare port sizes and locations (metric vs imperial threads).
- Check bore size specifications, as vehicles equipped with heavy-duty tow packages or larger brake calipers use larger diameter master cylinder bores.
- Inspect primary and secondary piston bore seals for internal bypass leaks, fluid weeping at the brake booster mounting flange, or dark sludge build-up.
- Confirm whether the unit is designed for vacuum-assisted, hydro-boost, or electro-hydraulic brake systems.
Full price guide
Hyundai Elantra Master Cylinder
$20 – $405 · 1,546 listings
Full price guide
Kia Optima Master Cylinder
$20 – $243 · 373 listings
Common questions
Hyundai Elantra vs Kia Optima master cylinder FAQ
Is a used Hyundai Elantra master cylinder cheaper than a Kia Optima?
Both guides have the same median. The Hyundai Elantra master cylinder ranges from $20 to $405 across 1,546 listings, while the Kia Optima ranges from $20 to $243 across 373 listings.
Can I use a Hyundai Elantra master cylinder in a Kia Optima?
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 1,546 priced Hyundai Elantra listings and 373 priced Kia Optima listings — 1,919 in total.
How does condition grade affect the price?
Part condition significantly impacts price. Grade A (Excellent): Hyundai Elantra $99 vs Kia Optima $99. Grade B (Good): Hyundai Elantra $115 vs Kia Optima $76. 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 Hyundai Elantra master cylinder has 6 trim variants and the Kia Optima has 2. Variants differ by engine size, drivetrain, or part number — matching the right variant is critical for proper fitment.
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