Mid-USA King Gas Tank 3.1 Gallon for 1958-2003 Harley-Davidson Sportster XL
Mid-USA King Gas Tank 3.1 Gallon for 1958-2003 Harley-Davidson Sportster XL - Image 2
Mid-USA King Gas Tank 3.1 Gallon for 1958-2003 Harley-Davidson Sportster XL - Image 3
Mid-USA King Gas Tank 3.1 Gallon for 1958-2003 Harley-Davidson Sportster XL - Image 4
Mid-USA

Mid-USA King Gas Tank 3.1 Gallon for 1958-2003 Harley-Davidson Sportster XL

Part #:KING-SPORTSTER-MID-USA
6 reviews|4 answered questions

Price range: $122.70 through $145.95

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Upgrades any 1958-2003 Sportster with 3.1 gallons of capacity and a wider, high-tunnel profile that lends a bobber or chopper look without modifying the frame.

  • ShippingFree over $99
  • Sales tax0% outside SD
  • Usually ships2 to 3 business days
(605) 498-0105 M–F | 9:00–4:30 CST90-Day ReturnsExpedited & international shipping

Mid-USA King Gas Tank 3.1 Gallon For 1958-2003 Harley-Davidson Sportster XL

Stretch your ride further without compromising the classic Sportster silhouette. The King tank’s wider profile gives your bike a bold, purposeful stance while keeping you on the road longer between stops. Whether you’re building a chopper, bobber, or simply upgrading for extra range, this tank delivers the presence and capacity serious riders demand.

Key Features

  • 2″ wider than the stock Sportster tank for added visual mass and commanding road presence
  • High tunnel design uses stock mounting positions for a clean, bolt-on swap
  • 1958-1981 models use a blade/bayonet-style gas cap housing with a female 3/8″ NPT petcock fitting
  • 1982 and later models use a screw-in style cap housing with a male 22mm petcock fitting
  • Right-side petcock standard across all variants; left-side petcock available as a dedicated selection
  • Mounting hardware not included

Technical Specifications

Fuel Capacity
Approximately 3.1 gallons
Tank Length
17.5″
Tank Width
10.75″
Width vs. Stock
2″ wider than standard
1958-1981 Cap Style
Blade/bayonet-style housing
1958-1981 Petcock Fitting
Female 3/8″ NPT
1982+ Cap Style
Screw-in style housing
1982+ Petcock Fitting
Male 22mm
Petcock Location
Right-side standard; left-side variant available as a separate selection
Hardware Included
No; mounting hardware must be sourced separately

Fitment Notes

  • Fits Harley-Davidson Sportster XL models from 1958 through 2003 across five distinct configurations
  • Select the correct variant based on your specific year range and required petcock orientation before ordering
  • Left-side petcock is only available on the 1982-2003 Rubber Mount Left Petcock variant; all other selections default to right-side
  • Mounting hardware is not included and must be sourced separately
  • Review the Fitment tab for a complete year and model breakdown prior to purchase

Fitment

This tank fits Harley-Davidson Sportster XL models from 1958 through 2003. Select the correct variant based on your year range, cap style, and petcock configuration. Review the Fitment tab for the complete breakdown.
Harley-Davidson Sportster
Year Range Cap Style Petcock Fitting Petcock Side
1958-1978 Blade/Bayonet Female 3/8" NPT Right
1979-1981 Blade/Bayonet Female 3/8" NPT Right
1982-1994 Screw-In Male 22mm Right
1982-2003 Rubber Mount Screw-In Male 22mm Right
1982-2003 Rubber Mount Screw-In Male 22mm Left
Weight N/A
Dimensions N/A
Model

1958-1978 XL Sportster, 1979-1981 XL Sportster, 1982-1994 XL Sportster, 1982-2003 XL Sportster Rubber Mount, 1982-2003 XL Rubber Mount Left Petcock

4.8
Based on 6 reviews
5
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  1. Charles Douglas –

    Price good

  2. Duane Lesher –

    Great service and cheap prices

  3. John s. –

    Love it! Ive struggled for years with a damaged tank ,so glad i purchased!!!!

  4. Felipe Rodriguez –

    Item as described

  5. Anonymous –

    Fast shipping and great price. Only issue is gas cap fitment. No specs on that or a recommended part for that but thats on the manufacturer not twisted choppers. Would recommend

  6. Anonymous –

    Had to drill out breather tube at the bottom

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Mid-USA King Gas Tank 3.1 Gallon for 1958-2003 Harley-Davidson Sportster XL Mid-USA King Gas Tank 3.1 Gallon for 1958-2003 Harley-Davidson Sportster XL
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Is this tank made in USA? Chip Martin asked on December 20, 2024

No, these along with nearly every gas tank is made in Taiwan.

 Twisted Choppers answered on December 23, 2024 store manager
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will this fit 1975 xlh sportster clinton richard calkins asked on October 5, 2024

Yes

 Twisted Choppers answered on October 7, 2024 store manager
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Do you shop to Canada Doug asked on February 29, 2024

Yes, we ship worldwide.

 Twisted Choppers answered on March 1, 2024 store manager
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What are the measurements of this tank especially the tunnel height and distance from mount to mount inline. ? Riley Lopez asked on October 14, 2023

The only available measurements are in the description.

 Twisted Choppers answered on October 16, 2023 store manager
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