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Built for durability and heavy-duty towing, the BD Diesel TowMaster 48RE Transmission is the go-to solution for 2005–2007 Dodge Ram 4WD owners looking to strengthen their drivetrain. Engineered to exceed factory specs, this BD transmission upgrade features high-performance internal components, a heavy-duty aluminum pan, and BD’s auxiliary full-flow filter kit for superior cooling and protection. Ideal for daily driving and towing, this transmission comes dyno-tested, TapShifter-ready, and built to support torque converter lock-up control and smoother gear engagement.
Note: A BD torque converter must be installed to validate warranty coverage. Core deposit of $1,800 applies.
Transmission Highlights
Upgraded 48RE Transmission – dyno-tested before shipping
Clutch Counts: OD (6), OD Direct (10), Forward (5), Direct (6)
Increased line pressure: 190–200 PSI
Upgraded valvebody & Raybestos high-energy band
Upgraded governor solenoid & pressure transducer
Billet band strut and lever
Drilled intermediate shaft for improved lube flow
Modified manual valve for lube in all gear positions
Stock bushings replaced with roller Torrington bearings
BD heavy-duty aluminum transmission pan (+2qt oil capacity)
Cooler line case saver & magnetic drain plug
BD auxiliary full-flow transmission filter kit
Sealed plug-in wiring – no cutting or splicing required
Available with billet input shaft (optional)
Fits the Following:
2005 Dodge Ram 2500/3500 4WD 5.9L Cummins
2006 Dodge Ram 2500/3500 4WD 5.9L Cummins
2007 Dodge Ram 2500/3500 4WD 5.9L Cummins (non-6.7L only)
For automatic transmission-equipped trucks with 48RE.
BD TowMaster 48RE Transmission (Part #: 1064234F)
BD Heavy Duty Aluminum Transmission Pan
BD Auxiliary Full Flow Transmission Filter Kit
Required sensors & sealed plug-in wiring harness
BD Diesel is a leader in diesel performance, known for delivering high-strength, dyno-tested drivetrain components for Dodge Ram trucks. The 48RE TowMaster Transmission is designed with durability in mind, combining upgraded internals, optimized fluid flow, and factory-safe plug-and-play wiring. Whether you're towing, daily driving, or hauling loads cross-country, BD ensures consistent power delivery and long-term reliability with industry-leading warranties and testing.
We are open Monday-Friday from 8am-6pm EST
Yes, customers located in and around the the Piedmont area are welcome to pick up their items from our retail location during normal business hours. Our address is:
Elite Race Fab
1514 Holbrook St Suite D-F
Greensboro, NC 27403
Elite Race Fab offers free ground shipping & handling to our retail customers within the lower 48 contiguous United States on most orders totaling $159.99 and higher, when the item being purchased is not a Freight/LTL item! Orders under $159.99 will be subject to a nominal $13.99 Flat shipping charge. Some exceptions and/or exclusions apply, in those scenarios you will be advised of any additional charges in the item details/description stating shipping exclussions/freight shipping required etc.
In regards to expedited and international shipping each order will need to be quoted on a case by case basis. You can obtain a quote two ways:
- From your shopping cart select "Request a Quote" prior to placing your order. We will review your proposed order and promptly respond with shipping estimates.
- Complete your order ahead of time indicating either expedited or international shipping during the checkout process. We will promptly determine shipping rates for your order and email you for approval and additional payment.
-Give us a call and we can ensure your item is shipped right then, to ensure you have it in time for your deadline.
We have been committed to offering all of our customers the lowest pricing throughout our website day in and day out. We value your business so much that we go a step further than our competitors. We use a third party software that proactively monitors all our competitor's websites/pricing so that we can make adjustments accordingly if needed to have the lowest prices. Thats right, no need to spend hours searching for the lowest prices, as ours will be the lowest.
As far as price matching, we dont want to write a check we cant cash, but we certainly want to earn your business. With that said, we will go above and beyond to match our competitor's pricing when it is needed. Simply email us, click the live contact button, or give us a call and be sure to have a link to our competitor's site and please factor in any shipping and handling their website will be charging. We will then ensure you get the lowest price, and either match or beat their pricing.
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