
Upgrade Your 68RFE Transmission with the Sun Coast 68-BIS Billet Input Shaft
Elevate the performance and durability of your 68RFE transmission with the Sun Coast 68-BIS Billet Input Shaft. Crafted from high-strength 300M steel alloy, this billet input shaft is designed for extreme performance and reliability. Compatible with 2007.5-2018 6.7 Cummins, it offers a precision-ground, heat-treated construction for superior strength and resistance to stress. The shaft is gun-drilled to eliminate stress risers, ensuring consistent performance under demanding conditions. This drop-in replacement makes installation straightforward and hassle-free.
Features:
- High-Strength Construction: Made from 300M steel alloy for exceptional durability and performance.
- Precision Engineering: Heat treated and precision ground for optimal strength and reliability.
- Stress-Resistant Design: Gun drilled to eliminate stress risers and enhance performance.
- Easy Installation: Drop-in replacement for a simple upgrade.
Enhance your transmission’s performance and longevity with the Sun Coast 68-BIS Billet Input Shaft—engineered to meet the demands of high-performance driving.

Upgrade Your 68RFE Transmission with the Sun Coast 68-BIS Billet Input Shaft
Elevate the performance and durability of your 68RFE transmission with the Sun Coast 68-BIS Billet Input Shaft. Crafted from high-strength 300M steel alloy, this billet input shaft is designed for extreme performance and reliability. Compatible with 2007.5-2018 6.7 Cummins, it offers a precision-ground, heat-treated construction for superior strength and resistance to stress. The shaft is gun-drilled to eliminate stress risers, ensuring consistent performance under demanding conditions. This drop-in replacement makes installation straightforward and hassle-free.
Features:
High-Strength Construction: Made from 300M steel alloy for exceptional durability and performance.
Precision Engineering: Heat treated and precision ground for optimal strength and reliability.
Stress-Resistant Design: Gun drilled to eliminate stress risers and enhance performance.
Easy Installation: Drop-in replacement for a simple upgrade.
Enhance your transmission’s performance and longevity with the Sun Coast 68-BIS Billet Input Shaft—engineered to meet the demands of high-performance driving.[...]
Upgrade Your 68RFE Transmission with the Sun Coast 68-BIS Billet Input Shaft
Elevate the performance and durability of your 68RFE transmission with the Sun Coast 68-BIS Billet Input Shaft. Crafted from high-strength 300M steel alloy, this billet input shaft is designed for extreme performance and reliability. Compatible with 2007.5-2018 6.7 Cummins, it offers a precision-ground, heat-treated construction for superior strength and resistance to stress. The shaft is gun-drilled to eliminate stress risers, ensuring consistent performance under demanding conditions. This drop-in replacement makes installation straightforward and hassle-free.
Features:
- High-Strength Construction: Made from 300M steel alloy for exceptional durability and performance.
- Precision Engineering: Heat treated and precision ground for optimal strength and reliability.
- Stress-Resistant Design: Gun drilled to eliminate stress risers and enhance performance.
- Easy Installation: Drop-in replacement for a simple upgrade.
Enhance your transmission’s performance and longevity with the Sun Coast 68-BIS Billet Input Shaft—engineered to meet the demands of high-performance driving.