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SKU: 28802-4
H&R 2014-2020 BMW 428i xDrive Cabrio 430i 435i xDrive Cabrio F33 Sport Springs
H&R Sport Springs part 28802-4 lower 2014-2020 BMW 4 Series F33 Cabriolet models like 428i xDrive 430i 430i xDrive 435i xDrive 440i 440i xDrive. These springs drop the front 1.4 inches and rear 1.2 inches to shrink fender gaps for a planted stance. They cut body roll lower the center of gravity for crisp handling while progressive rates keep ride quality smooth and wind resistance down for better gas mileage.
Key Features
- Lowered Stance: Reduces fender well gap to give your BMW F33 a muscular aggressive profile
- Sharper Handling: Drops center of gravity to minimize body roll through corners
- Progressive Rates: Balances firm control with daily comfort for street driving
- Streamlined Shape: Cuts wind drag to boost fuel efficiency on highway runs
- Simple Bolt-On: Direct upgrade transforms suspension without full coilover cost
Product Notes
- Engineered in Germany with heat-treated steel for long-term durability
- Works with factory dampers for plug-and-play performance gains
- Packaged for protection during transit arrives ready to install
Installation Notes
- Professional installation recommended.
- Bolt-on replacement uses OEM mounting points no welding needed
- Compatible with stock hardware torque to BMW specs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2016 | BMW | 428i xDrive | Base |
| 2017-2019 | BMW | 430i | Base |
| 2017-2020 | BMW | 430i xDrive | Base |
| 2014-2016 | BMW | 435i xDrive | Base |
| 2017-2019 | BMW | 440i | Base |
| 2017-2020 | BMW | 440i xDrive | Base |
Why Choose H&R?
- World's number one selling sport spring for proven track record
- Precision manufacturing ensures exact fit for BMW F33 models
- High-tensile steel construction delivers reliable spring action
Frequently Asked Questions
-
Q: How much drop do these springs provide on BMW F33 Cabrio?
A: Front lowers 35-40mm about 1.4 inches rear 30-35mm about 1.2 inches exact amount varies slightly by model load -
Q: What material construction do H&R Sport Springs use?
A: Premium heat-treated chrome-silicon steel with dual anti-corrosion coating and shot-peened finish for fatigue resistance -
Q: What warranty coverage applies?
A: Limited lifetime warranty covers sagging or manufacturing defects when installed properly
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: H&R branded box 17.7 x 7.1 x 7.1 inches
- Weight: 22 lbs
H&R
H&R Special Springs is a German suspension manufacturer founded in 1984 that produces premium lowering springs, coilover kits, sway bars, wheel spacers, and complete suspension systems for European, Japanese, and domestic performance vehicles. The brand's springs are manufactured in Germany using a progressive-rate design that provides a lower stance with improved handling compared to stock while maintaining the compliance needed for daily driving on imperfect road surfaces. H&R coilover systems including the Street Coilover and Sport Coilover lines provide adjustable ride height from approximately 1 to 3 inches of drop alongside matched shock absorbers that are calibrated for the specific vehicle's weight and suspension geometry. The brand's TUV and ECE certifications for European applications ensure compliance with European vehicle regulations, and H&R's decades of development testing on German roads and race tracks produce suspension systems with well-developed, confi...
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