Attention: Please check the descriptions and compatibility chart to that the replacement fits your auto before your purchasing. The lift supports with strong force can't be pressed by hand. Please use appropriate shop manual for your vehicle to obtain specific service instruction. If you do not have an installation manual or not enough skill to install this part, it is recommended to the help from a qualified machanic. Size and shape will vary upon vechicle application . the real product may look little different from the photos.Thank you so much for your understanding. Production Technology Dynamic damping technology High strength leak-proof piston seal Superior rod finish resists corrosion Easy lifting and reduce closing effort No special tools required for installation Strong Production Capacity. the highest level of quality. Test the performance under extreme electrical and thermal conditions. Qualified facilities and advanced testing equipments, plus 100% quality inspection. Name: Rear Gas Strut Placement on Vehicle: Rear Left & Right Part Number: 904502954R, 904506721R, 605179, 605657, 670665, 699825 Product Details: Extended Length: 550mm, Compressed Length: 341mm, Eject Force: 510N Compatible with following Models: For Grand Scenic IV (R9) 2016-2021 Material: plastic+metal colour: Black Package Contents: 2 x Rear Gas Strut Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.