BILSTEIN 40-232003 Rear Passenger Air Spring 651860741048

( Brand: Bilstein ), ( Manufacturer Part Number: 40-232003 ), ( Part Type: Spring ), ( Product Type: Suspension ), ( UPC: 651860741048 ), ( California Prop 65 Warning: Cancer And Reproductive Harm. ), ( Fitment Type: Direct Replacement ), ( Partslink Number: 37121094614, 37121095082 ), ( Compatible Model S : 540i, 525i, 528i ), ( Fitnote: Rearspringtypename ), ( Product Subtype: Air Suspension ), ( Placement On Vehicle: Rear; Right ), ( Series: B3 Series ), ( Product Details: Suspension Air Spring ), ( Number Of Pieces: 1 Pc ), ( Department: Replacement )

Review BILSTEIN For Bmw Series Rear Passenger Side Replacement Air Spring fits 540I B3 1999–2003

The Bilstein 40-232003 is a high-performance rear passenger air spring designed specifically for the BMW 540i model years 1999 to 2003 (B3 chassis). This air spring is part of Bilstein's B8 series, which is engineered to offer superior handling, comfort, and durability compared to original equipment air springs.

The 40-232003 is a mono-tube design, meaning it has a single chamber filled with gas and oil. This design provides a more stable and consistent ride compared to twin-tube air springs, as it allows for a more precise control of air pressure. The high-quality materials used in the construction of this air spring ensure a long service life, even in the most demanding driving conditions.

This air spring is engineered to work in conjunction with the BMW's factory air suspension system. It features a sturdy mounting bracket that securely attaches to the vehicle's chassis and provides a stable connection between the vehicle and the air spring. The mounting bracket is also designed to be easy to install, with clear instructions and mounting hardware included in the box.

The Bilstein 40-232003 offers several benefits over the original equipment air spring. It provides improved handling and stability, allowing the vehicle to respond more quickly and accurately to road inputs. This results in a more engaging driving experience and better control in corners.

Additionally, this air spring offers improved comfort compared to the original equipment air spring. It provides a more consistent ride height and reduces body roll in corners, resulting in a smoother and more comfortable ride. This is particularly beneficial for long trips or for those who frequently travel on rough roads.

In summary, the Bilstein 40-232003 is a high-performance rear passenger air spring designed specifically for the BMW 540i model years 1999 to 2003. It offers improved handling, comfort, and durability compared to the original equipment air spring, making it a great choice for those looking to enhance their driving experience.

The Bilstein 40-232003 is a rear passenger air suspension replacement part specifically designed for BMW 540i models from 1999 to 2003. This part is manufactured by Bilstein, a renowned automotive suspension component manufacturer. Let's examine the pros and cons of purchasing this product.

1. OEM (Original Equipment Manufacturer) Replacement: This Bilstein part is an OEM replacement, meaning it is designed to fit and function exactly like the original equipment that came with your BMW 540i.

2. Improved Ride Quality: Air suspension systems provide a smoother and more comfortable ride compared to traditional steel spring suspensions. Replacing a worn-out air spring with a new one can help restore the vehicle's original ride quality.

3. Enhanced Handling: A properly functioning air suspension system can improve a vehicle's handling by maintaining a consistent ground clearance and ensuring that all wheels are in contact with the road at all times.

4. Durable: Bilstein is known for their high-quality and durable suspension components. This part is designed to last longer than the original OEM part.

1. Cost: Replacing an air suspension component can be more expensive than a traditional steel spring suspension component due to the complexity of the system and the cost of the parts themselves.

2. Complex Installation: Air suspension systems are more complex than traditional steel spring suspensions. Installing this part may require specialized tools and knowledge.

3. Potential for Leaks: Air suspension systems rely on air pressure to function properly. A leak in the system can cause the vehicle to lose ride height or even become immobilized.

In conclusion, the Bilstein 40-232003 is a high-quality OEM replacement air suspension component for BMW 540i models from 1999 to 2003. It offers improved ride quality, enhanced handling, and durability. However, it comes with a higher cost and a more complex installation process compared to traditional steel spring suspensions. Ultimately, if you value the smoother ride and improved handling that comes with an air suspension system, the investment in this part may be worthwhile. If you prefer a simpler and more cost-effective suspension solution, a traditional steel spring suspension may be a better choice for you.

Details:

Due to higher efficiency and Bilstein obligation increasingly employ environmentally friendly materials, the sheathing of bump stop no longer contains chromium VI. The delicate axial bellows of the air spring provide very sensitive behaviour with a comparably low rolling radius. B3 Series Rear Passenger Side OE Replacement Air Spring by Bilstein.

Replaces Original OE Part #. Due to the permanent load contraction, extension, different pressures and temperatures, material is worn out may eventually leak. Quantity: 1 per Pack. Rapid adjustment to road and driving conditions.

Constant damping power under any load. If oil leaks, the air suspension module and other parts such as seals valves lose their functionality. This is an optimum OE replacement for vehicles in which the air spring and shock absorbed are installed as separate units. Features: Uncompromising comfort and driving characteristics.

If the air bellows cannot be inflated any more, vehicle is no longer fit to drive. Due to the permanent movement and mileage, high gas-pressure oil contact, seals in particular will become worn. This ensures optimum functionality even in confined working chambers. The Bilstein B3 air spring provides a perfect driving experience under high load, due to the constant counter-pressure in bellows of.

part #: 40232003 prices

• $218.83-$399.18

specifications shockseek:

• for models: 540i, B3
• for makes: Bmw
• for years: 1999-2003
• brand: Bilstein
• mpn: 40-232003
• part type: Spring
• product type: Suspension
• upc: 651860741048
• california prop 65 warning: Cancer And Reproductive Harm.
• fitment type: Direct Replacement
• partslink number: 37121094614, 37121095082
• compatible model s : 540i, 525i, 528i
• fitnote: Rearspringtypename
• product subtype: Air Suspension
• placement on vehicle: Rear; Right
• series: B3 Series
• product details: Suspension Air Spring
• number of pieces: 1 Pc
• department: Replacement

shipping shockseek:

• class: Standard
• type: Fixed
• carrier: UPS
• cost: $0.00
• transit: 5-8 Days
• service: UPS Ground

seller shockseek:

• rating: 97.4%
• city: Shawnee, Kansas
• # reviews: 125236

payments shockseek:

• wallet: Apple-pay
• credit card: Diners-club
• other

offer shockseek:

• sold: 0
• options: Ship-to-home
• quantity: 5
• availability: In Stock
• started: June 19, 2025

general shockseek:

• condition: New
• Car Truck Parts Accessories > Steering Suspension > Shocks, Struts Assemblies

returns shockseek:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

Bilstein 40-232003 Is Similar To:

• Bilstein 24-238304 Pair Front Shock Absorbers For Chevy Silverado Gmc Sierra (34.5% similar) Head and main studs. Bilstein pair front shock absorbs Chevy Silverado / GMC sierra 24-238304:: used - open box: 2 x series: b8 5100 ride height adjustable. Reservoir: no. Proof of purchase is required to process warranty. Please return product to the original place of...(May 23rd, 2024)
• Bilstein 22-282880 Front Right Suspension Strut Assembly B6 Compatible With replacement (40.7% similar) Whether you're looking for better street performance or a comfortable ride with off-road and heavy hauling ability, Bilstein has set of b6 shocks struts that will do the job...(May 25th, 2024)
• Bmw 31312228417 98-00 E36 Z3m Bilstein Front Left Shock Strut Absorber Spring Assembly (26.1% similar) Int color code: impala rot 2 L0405. Ext color code: all leather fulling Napa black PQ6 vehicle had 160K miles. Item comes as seen in the pictures. Donor vehicle: this came off of a 2000 bmw E36 Z3M...(May 26th, 2024)
• Bilstein F4-be5-m989-w8 Bronco Suspension Set Coilover Front And Rear Oem Lift Base 1.5-2 Inch (35.9% similar) Front upper control arms oem. All 4 shocks / struts. These are take off parts may have dust from storage small scuffs or signs of prior use. This set includes. All 4 coils springs. It had 9k miles on it when came in for a lift kit. Oem suspension take off set Bilstein shocks coil overs...(May 29th, 2024)
• Porsche 99334304206-w10228 1995-1998 911 993 Bilstein Coilover Strut Shock Set Front Rear (24.6% similar) Putting you back on the road is only half story. And with over ten thousand vehicles dismantled for parts, that goal is a reality. These items need to be coded the vehicle they are being installed into. Item specifics. Most or all European electronic devices stereo, ecu, modules, etc...(May 29th, 2024)
• Bilstein Tlx-bil22-260543-cl360a70 For Nissan Rogue 2014-2016 Front Twintube Suspension Strut Assembly (31.3% similar) Factory sealed - brand new in box. Added safety in all dynamic driving situations. Supplier title: Bilstein b4 OE replacement 14-16 Nissan rogue front left twin tube suspension strut assembly. Maintenance parts for Nissan rogue. These dampers are the ideal choice for driver looking to...(May 30th, 2024)
• Bilstein 24-185783 X2 061 B8 5100 46mm Pair Monotube Shock Absorbers Rear (35.6% similar) Free pickup in Sarasota, fl. Shocks are used with unknown miles or age purchased in a pallet of over 200 units. Most missing bushings and bolts as seen. All shocks have been checked for rebound, leaks and broken bushings...(May 30th, 2024)
• Mopar 68432491ac 2021-24 Ram 1500 Trx Left Driver Rear Shock Suspension Bilstein (9.4% similar) Part #68432491AC. 2021 2022 2023 2024 ram 1500 TRX left rear drivers side shock suspension Bilstein...(June 1st, 2024)
• Bilstein 24-021326 B6 4600 Series Shocks And Struts (44% similar) Notes: does not fit model's with self-leveling suspension. Bilstein b6 4600 series shocks and struts 24-021326. Gas charged: yes. Brand: Bilstein. Remanufactured: no. Order the model best suited for fitment on your vehicle. Boot included: yes. Boot color: blue. Ride height ...(June 5th, 2024)
• Bmw Bilstein 31316852873 12-2016 528i Xdrive F10 Front Right Left Shock Strut Absorber Coils Set Pair (30.4% similar) Fits 2012 2013 2014 2015 2016 528I drive AWD. Please verify fitment independently prior to purchase as the information in compatibility is filled by third-party software. Most Mercedes and bmw parts must be reprogram in order to work your vehicle. 2015 bmw 528I drive N20 2.0L turbo sedan F10...(June 8th, 2024)
• Bilstein 24-115957 Bmw E82 E88 135i 128i B8 Performance Plus Series Rear Shocks Pair 24-11 (42.2% similar) Production date: 2011 -08-25. This part also may not work with your specific model or trim options. This is an aftermarket part made by Bilstein. Part number: 24-115957: note hardware may not be included. This part was removed from a 2012 bmw E82 135I m sport, however this may fit other...(June 9th, 2024)