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Stabilus 4B-203429 Hood Lift Support
Hood Lift Support for Infiniti Q45
This Stabilus hood lift support is built for the 1990-1996 Infiniti Q45 and is identified by part number 4B-203429. It provides controlled hood movement with a 500 N (112 lb) force rating and OE-style plastic socket connections for a direct replacement on the specified application.
- Brand: Stabilus
- Part number: 4B-203429
- Fits 1990-1996 Infiniti Q45
- Force rating: 500 N / 112 lb
- Compressed length: 14.232 in (361.5 mm)
- Extended length: 21.142 in (537 mm)
- Rod diameter: 0.315 in (8 mm)
- Tube diameter: 0.866 in (22 mm)
- Rod and tube connections: plastic socket
Detailed Product Overview
Stabilus 4B-203429 is a hood lift support engineered to match the dimensions and connection style required for the Infiniti Q45 hood application. The unit measures 14.232 inches compressed and 21.142 inches extended, with 0.315-inch rod diameter and 0.866-inch tube diameter, helping ensure proper hood positioning and consistent opening support. This part cross-references Dorman - First Stop C95505 for the same application.
Common Problems This Part Addresses
- Hood drops after being opened
- Weak or inconsistent hood hold-up
- Difficulty keeping the hood raised during service
- Worn gas strut performance on the Infiniti Q45
- Improper hood support due to aging lift hardware
Installation Notes and Tips
Verify the existing support’s compressed length, extended length, and end connection style before installation. Confirm the hood stays aligned and opens smoothly after replacement. For best results, replace supports in matched condition when the opposite side shows similar wear, and inspect the mounting points for looseness or damage before fitting the new unit.
Quality Assurance
Stabilus is a recognized OE supplier for gas springs and lift supports, and this part is built to the listed application dimensions and force specification for the Infiniti Q45. Part number 4B-203429 is also referenced under several aftermarket interchange numbers, including 819-5685 and 612013.
| Brand | Stabilus |
|---|---|
| Part Number | 4B-203429 |
| 0.315 | Y |
| Compressed Length | 14.232 |
| Compressed Length | 361.5 |
| Rod Diameter | 8 |
| Length | Y |
| Tube Diameter | 22 |
| Extended Length | 21.142 |
| Extended Length | 537 |
| Agricultural Equipment | N |
| Body | 0.866 |
| Engine Specific | N |
| Force (N) | 500 |
| Force Lbs | 112 |
| Hardware Kit | 554283 |
| Heavy Truck | N |
| High Performance | N |
| IndustrialOff Highway | N |
| Marine | N |
| Medium Truck | N |
| MotorCycleRV | N |
| NonVehicle Specific | N |
| Personal Watercraft | N |
| Rod Connection | Plastic socket |
| Rod Dia (IN) | 0.315 |
| Rod End Attachment Dia (IN) | 0.394 |
| Rod End Attachment Dia (MM) | 10 |
| Shaft | 0.315 |
| Shaft Connection | Plastic socket |
| Small Engine | N |
| Snowmobile | N |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1996 | INFINITI | Q45 | N/A | |
| 1995 | INFINITI | Q45 | N/A | |
| 1994 | INFINITI | Q45 | N/A | |
| 1993 | INFINITI | Q45 | N/A | |
| 1992 | INFINITI | Q45 | N/A | |
| 1991 | INFINITI | Q45 | N/A | |
| 1990 | INFINITI | Q45 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.