TRANSMISSION STAGE 4

When you purchase a BD transmission and torque converter package, you are getting a matched set that has been dyno tested together for ultimate performance, and reliability. Every transmission comes with BD's own Heavy Duty pan that adds extra fluid capacity. For towing, street or track, when it comes to a dependable transmission that will stand up to your diesel's power and torque demands, the clear choice is BD.

Additional Information

Roadmaster Transmission Kit; Complete Trans; Incl. ProForce Converter Package; Stage 4;

Part Type

Automatic Transmission Assembly

Product Overview

BD Diesel Performance is unique among its peers in that it designs, manufactures and distributes a wide range of products specifically engineered for performance diesel applications. Located in Abbotsford, British Columbia, Canada, BD's state-of-the-art facility covers 65,000 square feet, and employs 60 plus highly-trained individuals. The BD name became recognized in 1989, when the company introduced the first exhaust brake for the burgeoning diesel pick-up truck market. BD's roots, however, actually date back to 1972, when Valley Fuel Injection, Ltd. first opened its doors. Today, Valley Fuel Injection and BD Diesel Performance are one, with eight specialty divisions that focus on diesel power train components: Fuel Injection Calibration Department, Exhaust Brake Manufacturing, Electronic Circuit Design and Assembly, Transmission and Torque Converter Design and Remanufacturing, Turbocharger Design, Installation and Research and Development. BD's comprehensive approach to the diesel performance aftermarket ensures not only quality products, but educated dealers and satisfied customers. Thank you for your interest in BD Diesel Performance!

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• 11.625 inch dual-clutch
• BD Deep sump oil pan adds extra fluid and cooling capacity while reducing case flex
• BD durable QT100 pressure plates allow for increased clutch counts and reduce deflection and distortion within the clutch drum
• BD ProTech68 pressure control module ramps up line pressure to 250 psi using MAP sensor to input load and adjust pressure required
• BD reinforced accumulator plate
• Billet forged front cover with thicker walls and stronger mounting pads
• Custom Big Stack overdrive shaft
• Custom bonded gasket valve body separator plate increases line pressure while stopping internal cross leaks
• Damper springs replaced
• Furnaced brazed turbine fins for improved fluid coupling efficiency
• Good for 550 flywheel HP
• Great for street and towing applications
• Hard anodized valve body and new solenoid pack installed in every unit
• Heavy duty cam & roller design low reverse one way clutch
• High performance Enhanced stall stator
• Ideal replacement for stock torque converter
• Lower rpm response than the stock converter
• New 4C billet spring retainer
• Over Drive clutches 33% increase & 2C clutches 33% increase
• PROFORCE CONVERTER:
• Steel girdle added to 2C piston to allow for more clutches and broader apply area
• TCC limit valve machined and sleeved to address high wear area with in pump
• TRANSMISSION:

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions
2.	Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information