MR129 TYPE B - Sentinel Rear Lip - Mercedes-Benz R129 Pre-Facelift (1989-1995) - Digital STL File

Bold proportions. Unified design. Timeless presence.

The MR129 Type B – Sentinel Rear Lip completes the bold, muscular styling of the Sentinel aerodynamic collection for the Mercedes-Benz R129 Pre-Facelift (1989–1995).

Designed to complement the Type B – Sentinel Front Lip and Side Skirts, this rear lip carries the same distinctive design language throughout the vehicle. Broad surfaces, strong horizontal lines, and balanced proportions create a cohesive appearance that enhances the original R129 silhouette without compromising its timeless character.

The Sentinel Rear Lip emphasizes width and visual presence, delivering an aggressive yet refined appearance inspired by classic European performance styling.

Design Features

• Type B – Sentinel Styling: Bold, muscular surfaces with a clean, purposeful design.
• Unified Appearance: Designed to complement the Sentinel Front Lip and Side Skirts for a complete aerodynamic package.
• Factory-Inspired Integration: Enhances the original R129 rear bumper while maintaining its classic proportions.
• Vehicle-Specific Design: Developed for Mercedes-Benz R129 Pre-Facelift models (1989–1995).
• 3D Printable: Available in multiple file configurations to accommodate different printer sizes and production capabilities.

Available STL Configurations

1-Piece Version – Advanced Users

A complete, unsectioned digital model intended for advanced users with large-format 3D printers or those who prefer to create their own custom sectioning and assembly strategy.

Multi-Piece Version – Standard 3D Printers

A sectioned version designed to make production more accessible using smaller consumer and desktop 3D printers. Individual sections can be printed separately and assembled into the complete rear lip.

Product Details

• Brand: MR129
• Collection: Type B – Sentinel
• Product: Rear Bumper Lip
• Compatibility: Mercedes-Benz R129 Pre-Facelift (1989–1995)
• Product Format: Digital STL Files
• Configurations: 1-Piece or Multi-Piece
• Application: 3D Printing / Custom Automotive Aerodynamics

Important Information

This is a digital product. No physical item will be shipped.

The STL files are intended for customers familiar with 3D printing, automotive fabrication, and post-processing. Depending on the selected configuration, printing may require sectioning, assembly, bonding, sanding, and finishing before installation.

Professional installation and appropriate automotive-grade printing materials are recommended.

Complete the Sentinel Collection

Pair the Type B – Sentinel Rear Lip with the matching Sentinel Front Lip and Side Skirts to create a complete, unified aerodynamic package for your Mercedes-Benz R129.

MR129 – Modern Design. Classic Mercedes-Benz.