Automotive lift support restores smooth, safe opening and closing for the rear tailgate of 2021–2023 Model 3, the Captivium Power Tailgate Lift Support. That reassurance makes everyday loading less stressful and more reliable. Is the upgrade the right fit for a quick DIY repair?
⚡ At a Glance
- • Lift Performance: Consistent lifting force with quiet operation, prevents tailgate sagging
- • Best for: Model 3 owners needing a left-side replacement to restore tailgate function
- • Not ideal for: Vehicles outside 2021–2023 Model 3 compatibility or right-side replacements
Left-side lift support for 2021–2023 Model 3 uses spring technology for consistent force. Plug-and-play fitment and durable materials aim to restore tailgate function with quiet operation.
Safer Tailgate Handling – with spring technology
Spring technology provides a steady, repeatable lifting force that counters sagging and controls descent. The mechanism maintains a uniform output across a range of positions to avoid sudden drops.
More controlled opening and closing reduces the risk of injury or damaged cargo. Drivers and passengers can load and unload with greater confidence.
Longer Service Life – thanks to high-strength steel and long-term seals
High-strength steel resists bending under load while wear-resistant seals protect internal components from dust and moisture. Materials are chosen to tolerate harsh surrounding conditions.
Reduced likelihood of premature failure means fewer replacements over the life of the car. Durable construction supports reliable day-to-day use.
Quick DIY Fitment – with plug-and-play direct replacement
Connector and mounting points match original equipment form and function, allowing direct swap without modifications. Designed to replace part numbers 155148899B and 1551488-99-B.
Restores tailgate functionality fast, cutting time spent in a workshop. Simple installation suits most home mechanics with basic tools.
✨ The 4 Key Reasons for Captivium Power Tailgate Lift Support
- Precise Model 3 compatibility – Fits 2021–2023 left-side mounts for quick, hassle-free installation.
- Spring lift mechanism – Delivers consistent lifting force, preventing sudden tailgate drops.
- High-strength steel construction – Resists deformation, extending service life under regular use.
- Plug-and-play connector – Enables DIY swap without modifications or extra wiring.
📋 Technical Details at a Glance
- Category: Automotive Parts and Accessories
- Vehicle Compatibility: 2021–2023 Tesla Model 3
- Side: Left
- Replacement Part Numbers: 155148899B, 1551488-99-B
- Material: High-strength steel
❓ Frequently Asked Questions
Q: Is the lift support compatible with my car?
A: Compatible with 2021–2023 Model 3 left-side tailgate and listed to replace part numbers 155148899B and 1551488-99-B.
Q: Can I fit it myself?
A: Designed for plug-and-play direct replacement, allowing DIY installation without modifications.
Q: Will it stop the tailgate from dropping unexpectedly?
A: Spring technology and stable lifting support help avoid sudden drops and ensure smooth, controlled movement.
🏆 Our Verdict
Ideal for Model 3 owners who want a reliable, easy-to-fit left-side tailgate lift replacement. Spring technology combined with high-strength steel and long-term seals restores smooth, safe tailgate action and quiet operation. The straightforward plug-and-play fitment and durable construction deliver strong long-term value by reducing repair time and the need for frequent replacements.
