33 Gallon Wheel Well Water Tank (Left)

Maximize Space. Maximize Capacity. Built for Sprinter Van Conversions.

The 33 Gallon Wheel Well Water Tank (SP-L-33) is engineered to take advantage of unused wheel well space while delivering one of the largest capacities available for van conversions. Designed primarily for the Sprinter platform, this tank provides a clean, efficient way to integrate substantial water storage without sacrificing interior floorplan space.

Fitment

Designed For:

• Mercedes Sprinter 2500 (all lengths)

• Sprinter T1N

• Transit Single Rear Wheel Vans (additional insulation room due to slightly smaller wheel wells)

PROMASTER Fitment

• Promaster wheel wells are larger; tank must be elevated 3.5" for proper fit.

Placement Options

• Driver Side: Sits behind the wheel well

• Passenger Side: Sits in front of the wheel well

Key Features

High-Capacity Wheel Well Design

This tank makes use of the naturally wasted wheel well area, keeping your van interior open for cabinetry, gear, or living space—while still providing 33 gallons of water storage.

Safe, Durable Construction

• Made from BPA-free, food-grade polyethylene

• Built to withstand mobile environments and long-term use

• Made in the USA

Flexible Plumbing Configuration

• (2) 1.5" NPT ports on rectangular end (need to be drilled out)

• (2) 1/2" NPT ports on rectangular end

• (2) 1.5" NPT ports on opposite end (need to be drilled out)

• (1) 1/2" NPT port on opposite end

• Top port: (1) 1.5" NPT (needs to be drilled out — ideal for fill or level sensor)

Suitable for pumps, drains, vents, and sensors.

Vent Required

Tank is not pressurized — must be vented for safe operation.

Dimensions

• Capacity: 33 gallons

• Length: 48”

• Height: 20”

• Width: 12.5”
  (+/- slight manufacturing tolerances)

Why Choose This Tank?

✔ Massive water capacity for long-term travel
✔ Utilizes wheel well space efficiently
✔ Compatible with Sprinter, T1N, and Transit SRW
✔ Multiple plumbing options for flexible layouts
✔ Strong, safe, food-grade materials

The 33 Gallon Left Wheel Well Tank is the top choice for builders needing maximum storage without compromising interior floor space.