Prox Crankshaft Seals for KTM 125SX '98-'25 + 150/200SX-EXC '98-'22

The Prox crankshaft seal set is a specialized sealing solution for a professional engine block rebuild for KTM125SX (model years 1998–2025) and KTM150/200 SX-EXC (model years 1998–2022). These high-quality seals provide a reliable seal during rebuild work and help extend engine life and improve performance.

• Set Contents: 2 seals with a metal outer ring and rubber inner sealing face, ready for installation during an engine block rebuild.
• Compatibility: Fits KTM125SX models from 1998 through 2025 and KTM150/200 SX-EXC models from 1998 through 2022.
• Construction & Materials: Heavy-duty metal outer ring paired with a durable rubber seal for long-lasting service and reliable leak protection.
• Part Type: Engine Block Rebuild Part – specifically designed as a rebuild component to restore engine block sealing.
• MPN: 42.6218
• Brand Quality: Prox quality, with a focus on precision, fit, and durability for demanding engine rebuilds.
• Installation: Designed with precise tolerances for smooth installation by experienced mechanics during maintenance or rebuilds.

Benefits: With these Prox seals, your engine block will have a reliable, leak-free seal during rebuilds. The combination of a sturdy metal outer ring and high-quality rubber seal minimizes oil and compression loss, protects critical bearings, and supports consistent performance. By choosing a Prox rebuild part, you benefit from a secure fit and long-term reliability, reducing the chance of recurring leaks and keeping the engine running efficiently.