Free shipping on eligible orders of $100 or more. Oversized and freight items excluded.

Shop parts / BD Diesel / New

BD Diesel 14-21 Chevy/GMC 1500 Roadmaster 6L80 Transmission & Converter Package- (2WD)

BD Diesel · New

BD Diesel 14-21 Chevy/GMC 1500 Roadmaster 6L80 Transmission & Converter Package- (2WD)

MPN 1064842SS · Store SKU bdd1064842SS

$3,850.95
CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.

Supplier stock checked 11/8/2026, 10:02:34 AM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

Shipping & returns ↗This policy does not limit rights required by law.

Oversized / freight item — shipping is quoted separately. Free shipping does not apply. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

The BD 6L80 Roadmaster transmission increases the reliability and longevity of stock or lightly modified trucks. Our remanufactured valve body has a new clutch select, and the TCC regulator valves eliminate sloppy shifting. Our deep sump oil pan will reduce heat and burnup of the clutches. A brand-new ProForce torque converter with a billet cover is included in every 6L80 Roadmaster Transmission Package. Roadmaster Transmission Kit; Incl. 6L80 Trans/Torque Converter/Machined Bellhousing And Pump Surface/Pressure Regulator Valve/TCC Regulator/Forward Piston/Deep Oil Pan; ROADMASTER 6L80 TRANSMISSION & CONVERTER PACKAGE CHEVY/GMC 1500 2WD 2014-2021 ROADMASTER 6L80 TRANSMISSION AND CONVERTER PACKAGE CHEVY/GMC 1500 2WD 14-21 Roadmaster Transmission Kit

Manufacturer fitment & guides

Check 1064842SS against the manufacturer’s application information below.

Part-specific notes

  • Freight shipping required.
  • California Proposition 65: Y

Manufacturer documents

More from BD Diesel ↗See the JuiceBuilt workshop ↗

YOUR NEXT MOVE

Your cart.