For Models: Designed specifically for X1 E84, E90, E91, E92, E81, E82, E87, E88, and Z4 E89, this Radio Volume Control Rotary Knob seamlessly replaces parts 65126955340, 65129231059, and 65129114289, ensuring a precise fit and original appearance. Enhanced Interior Aesthetics: Upgrade the interior of your vehicle with this sleek, high-quality volume control knob. It restores functionality while enhancing the overall aesthetic appeal of your dashboard. Premium Construction: Crafted from high-quality ABS + PC materials, this knob weighs approximately 120g and is built to withstand daily use without compromising performance or style. Easy Installation: Designed for straightforward installation—simply replace your old or damaged knob without requiring professional assistance. Authentic Replacement: Manufactured to meet high standards of quality and durability expected from aftermarket automotive parts. Upgrade your vehicle’s interior with our Radio CD Player Volume Control Knob, designed specifically for compatible BMW models. This replacement ensures a secure fit and enhances the appearance of your center console. Features: - Direct replacement for part number 65126955340 - Made from durable ABS + PC materials for long-lasting performance and refined appearance - Installs directly onto the existing shaft on the center console - Compatible with: X1 E84 (2009–2015, post-June 2009), Z4 E89 (2009–2015, post-June 2009), 3 Series E90/E91/E92/E93 (2005–2012, post-June 2005), and 1 Series E81/E82/E87/E88 (2007–2011, post-June 2007) Important Notice: - Please verify your vehicle model and year before purchasing to ensure compatibility. - Installation instructions are not included; basic mechanical knowledge is recommended. - Color: As shown in product images - Material: ABS + PC plastic - Package Contents: 1 x Radio Volume Control Knob - Other accessories or components shown in images are not included. - Note: Screen settings and lighting conditions may cause slight color variation between the image and the actual product. Measurement tolerance: ±1–3 cm.