Rear brake caliper master cylinder designed for a wide range of KTM models, offering reliable performance and compatibility with various assemblies. Features standards. Direct OEM replacement for precise fitment. Designed to match original equipment in appearance and functionality. High-quality replacement part backed by a satisfaction guarantee. Specifications Compatible with multiple KTM models and assemblies. Includes cross-referenced OEM part numbers for accurate replacement. Vehicle Compatibility KTM Models EXC: 125 (1994, 1996, 1998, 1999), 200 (1997), 250 (1998-1999), 300 (1994-1999), 350 (1994), 360 Six Days (1996-1997), 380 (1998-1999), 400 (1994, 1996) SX: 125 (1994-1999), 250 (1994-1999) Adventure: 640 LC4 (2001-2006), 640 LC4 Adventure R (1997-2002) Duke: 400 (1994-1995), 620 (1994, 1996), 690 (2008-2021) Cross-Referenced Part Numbers 90113060000 54513101044 Assemblies This master cylinder is compatible with numerous KTM rear brake control assemblies from 1994-2021 across different models. Additional Notes Verify compatibility using images and cross-referenced part numbers. Professional installation is recommended for optimal results. Common Applications KTM 125, 200, 250, 300, 350, 360, 380 EXC models from 1994-1999. KTM 640 Adventure and 690 Duke models up to 2021. Also used in specific racing and rally editions.