-28%
Click to zoom in
Restore controlled suspension movement with a component matched to the custom position.
Bilstein 33-230306 is the B8 5125 configuration for Bilstein B8 5125 Universal 4.5-Inch Travel Stem-to-Eye Shock. Its mounting, position, and package details must match the application before installation.
Key Features
- 4.5-inch travel
- 13.91-inch extended length
- 9.41-inch collapsed length
- Stem upper and 5/8-inch eye lower mounts
- Firm valving with linear piston
- 46mm high-pressure monotube design
Fitment
No year-make-model fitment applies. Confirm every dimension, interface, clearance, load, and installation requirement shown below.
| Application Type | Requirements |
|---|---|
| Dimension Based | Universal custom suspension application; 4.5-inch travel; 13.91-inch extended length; 9.41-inch collapsed length; stem upper mount; 5/8-inch eye lower mount; 1/2-inch or 12mm sleeve; firm valving; 14mm shaft; linear piston |
Specifications
| Detail | Value |
|---|---|
| Brand | Bilstein |
| Manufacturer Part Number | 33-230306 |
| Product Type | Shocks and Struts |
| Series | B8 5125 |
| Position | Custom |
| Internal design | Bilstein gas-pressure suspension design |
| Package configuration | Exact manufacturer part-number configuration |
What's Included
- One Bilstein B8 5125 product in the stated package configuration
- Not included: Unlisted mounts, springs, control arms, and installation tools
About Bilstein
Bilstein develops the B8 5125 line around application-specific damping, mounting geometry, durability, and controlled suspension travel.
Related Parts
- Use only mounts, springs, hardware, and companion dampers confirmed for this B8 5125 configuration and the stated custom position.
FAQ
What is the 33-230306?It is a Bilstein B8 5125 suspension component in the exact position and configuration shown in the specifications.
What application does this component support?Use the Fitment table or dimensional requirements to confirm the exact vehicle or custom suspension application.
Where is this component installed?This configuration is intended for the custom position stated by Bilstein.
Is this component sold individually or as a kit?The What's Included section identifies whether the package contains one component or a complete matched kit.
Can the factory spring be retained?Retain or replace springs only as specified for this exact Bilstein series and package configuration.
Does installation require alignment?Any work that changes suspension geometry or ride height should be followed by the appropriate ride-height, torque, and alignment checks.
What warranty applies?Bilstein's current limited lifetime warranty applies subject to its published eligibility and installation terms.
What should be verified before driving?Confirm mounting hardware, hose or reservoir routing where present, spring seating, clearances, torque, and unrestricted suspension travel.
Installation Instructions
- Confirm the exact application, position, dimensions, and package contents before disassembly.
- Support the vehicle safely and remove the original suspension component using the service-manual sequence.
- Install the Bilstein component with compatible mounts and hardware, observing spring, reservoir, and travel clearances.
- Torque all fasteners at the specified ride position and complete alignment and road-safety checks where applicable.
California Proposition 65 Warning: This product may expose you to chemicals known to the State of California to cause cancer and reproductive harm.
Bilstein
Shop Bilstein shocks, struts, leveling kits and suspension components at Black Ops Auto Works. Choose OE-style replacement dampers for a maintenance project, performance dampers for your spring setup, or truck suspension parts for the way you drive. Compare the B4, B6, B8 and truck-series options by vehicle, ride height and intended use.B4, B6 and B8 Shocks and StrutsB4 OE Replacement listings offer a starting point for restoring supported factory suspension applications. For passenger cars, B6 Performance serves supported stock-height setups, while B8 Performance Plus is intended for compatible lowered applications. Start with the spring and ride-height configuration you want to retain or build, then select the approved damper.The collection includes front and rear shocks, side-specific struts and selected DampTronic applications. Match factory electronic damping and suspension options before choosing a replacement. Explore related shocks and struts when planning work across both a...
View Bilstein Products
Shocks and Struts
Shocks and struts for cars, trucks, SUVs, and Jeeps are stocked at Black Ops Auto Works. Shop front and rear shocks, loaded strut assemblies, monotube shocks, twin-tube shocks, reservoir shocks, and steering dampers for daily drivers, lifted trucks, tow rigs, off-road builds, and muscle cars on Hellcat, Trackhawk, TRX, HEMI, LS, LT, Coyote, and EcoBoost platforms. Every shock and strut is filterable by year, make, model, trim, drivetrain, front or rear position, and ride height so the correct part ships the first time. Black Ops Auto Works carries 5,188 shock and strut SKUs across construction type, application, and vehicle use. What This Category Covers Shocks and struts damp spring oscillation so the tire stays planted on the road and are the most common suspension replacement job on any vehicle. A shock absorber is a standalone damping unit that bolts between the chassis and axle or lower control arm. A strut is a structural suspension member that combines damping with the sp...
View Shocks and Struts Products
Suspension
Suspension parts and complete kits for cars, trucks, SUVs, Jeeps, and off-road builds are stocked at Black Ops Auto Works. Shop coilovers, lowering springs, lift kits, leveling kits, shocks and struts, sway bars, control arms, tie rods, ball joints, bushings, chassis bracing, alignment hardware, air suspension, and complete stage kits from Bilstein, KW, Ohlins, Fox, KING, ICON, BC Racing, Silvers, Eibach, H&R, Swift Springs, Whiteline, Energy Suspension, Moog, SPC Performance, Rough Country, ReadyLIFT, BDS, Skyjacker, Air Lift, Firestone, and Black Ops Auto Works. Start with a matched shock and spring package or a full coilover kit, then layer in sway bars, chassis bracing, and camber adjustment hardware. Every part is filterable by year, make, model, trim, and drivetrain to confirm fitment before ordering. What This Category Covers Suspension is the highest-leverage handling upgrade on any vehicle. A properly matched shock, spring, and sway bar package produces measurable i...
View Suspension Products