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RDS 51 gal. Auxiliary Fuel Tank Toolbox Combo Black

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RDS 51 gal. Auxiliary Fuel Tank Toolbox Combo Black

Item # 243100299

RDS RDS 51 gal. Auxiliary Fuel Tank Toolbox Combo Black
RDS RDS 51 gal. Auxiliary Fuel Tank Toolbox Combo Black
$1,499.99
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Shop all RDS
RDS 51 gal. Auxiliary Fuel Tank Toolbox Combo Black

Item # 243100299

RDS RDS 51 gal. Auxiliary Fuel Tank Toolbox Combo Black
RDS RDS 51 gal. Auxiliary Fuel Tank Toolbox Combo Black
$1,499.99
or
or
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$84/mo.† suggested payments with 18 Months Financing or earn $74 in Rewards+ on this purchase.
Valid 8/24/2026 - 9/7/2026

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Increase driving range with an auxiliary fuel tank with toolbox built in! Auxiliary tanks can be used as additional capacity for a factory tank with the use of an RDS diesel install kit. Shop for better fuel prices with this increased range. Each tank comes with fuel cap, drain fitting, manual sight gauge, fuel filler shroud, along with baffles to reduce sloshing. Toolboxes come with linked stainless-steel locks that also secure fuel fill to prevent tampering, and two lift cylinders to hold open a crowned lid. All tanks Meet DOT standards. Diesel install kits are also available (sku #s 243102099, 243102299 and 243102199 sold separately). Not intended to be used for gasoline. Made in U.S.A. RDS diesel install kits also available for diesel gravity feed sku 243102099, 243102299, and 243102199

  • Gravity feed diesel to increase driving range
  • Shop for better fuel prices
  • No more constant stopping when pulling a travel trailer or 5th wheel
  • No-rust aluminum construction
  • Fully welded seams
  • 100% pressure tested
  • Built in baffles to reduce sloshing
  • Rollover safety valve (vent)
  • Includes 3/8" FTP drain plug
  • 0.125" heavy duty aluminum construction
  • 2 gas filled lift cylinders assist in opening and holding open the toolbox lid
  • 2 stainless steel paddle opening handles, 1 locking
  • Lid can be opened from either side
  • Visual fuel gauge included
BrandRDS
Country of OriginMade in USA
FeaturesVisual fuel gauge, 2" fill, Rollover Safety Valve (vent), mounting tabs, and mounting hardware
Fill Opening Diameter2 in.
FinishBlack
Maximum Tank Fill Capacity50 gal
Outlet Diameter0.375 in.
Primary ColorBlack
Primary MaterialAluminum
Product Height19 in.
Product Length50 in.
Product Weight90 lb.
Product Width20 in.
Tank ShapeRectangular
Warranty1 year from date of purchase
Manufacturer Part Number72746PC

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Q: Molly, you didn't answer the question. Will it fit a 2024 Ram and can it be used while driving.

2 months ago
1 Answer
  • A: Hi Benny6169! Yes, this will fit a 2024 Ram Truck, and can be used while driving if used for diesel fuel and installed as an auxiliary tank.
    2 months ago
    Helpful?

Q: Will this fit in2024 ram 2500 Laramie

a year ago
1 Answer
  • A: Hi Neighbor! Product Height 19 in. Product Length 50 in. Product Weight 90 lb. Product Width 20 in.
    a year ago
    Helpful?

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Have a question?
Start typing your question and we'll check if it was already asked and answered.
1 - 2 of 2 Questions
Sort by
Newest questions

Q: Molly, you didn't answer the question. Will it fit a 2024 Ram and can it be used while driving.

2 months ago
1 Answer
  • A: Hi Benny6169! Yes, this will fit a 2024 Ram Truck, and can be used while driving if used for diesel fuel and installed as an auxiliary tank.
    2 months ago
    Helpful?

Q: Will this fit in2024 ram 2500 Laramie

a year ago
1 Answer
  • A: Hi Neighbor! Product Height 19 in. Product Length 50 in. Product Weight 90 lb. Product Width 20 in.
    a year ago
    Helpful?

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  • Recall Notices

  • Call:  (877) 718-6750

  • Mon - Sat: 7am - 9pm CT

  • Sun: 8am - 7pm CT

  • Closed Christmas Day

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  • Stewardship

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