1957 Triumph 3TA Twenty One 348cc

Lot Number: 633

1957 Triumph 3TA Twenty One 348cc

A well preserved example of Triumph’s elegant 'bathtub' twin, finished in Shell Blue Sheen, long stored in private ownership and would benefit from light recommissioning prior to road use. Offered without reserve.

  • Sold for: £1,610

LIVE AUCTION: This lot was auctioned on Sunday 9th November, 2025 at 10.00am local time at NEC, Birmingham, B40 1NT

  • Registration Number

    REG NUMBER
    WOD 159

SUMMARY

A well preserved example of Triumph’s elegant 'bathtub' twin, finished in Shell Blue Sheen, long stored in private ownership and would benefit from light recommissioning prior to road use. Offered without reserve.

DESCRIPTION

  • The Triumph Twenty One, also known as the 3TA, was a 350cc twin-cylinder motorcycle produced between 1957 and 1966 to mark Triumph’s 21st anniversary
  • Purchased in 1993 from a neighbour to accompany a similar machine already in the owner’s possession
  • Finished in period correct Shell Blue Sheen and retaining its distinctive fully enclosed rear bodywork that earned it the 'Bathtub' nickname
  • Powered by a 348cc twin with a single carburettor and 4-speed, foot-change gearbox designed under Edward Turner’s supervision
  • Stored dry in a private collection for several years and would benefit from light recommissioning prior to road use
  • Offered without reserve, providing an attractive opportunity to acquire a characterful British classic from one of the most respected post-war marques

SPECIFICATION

Lot Number
633
Make
TRIUMPH
Model
3TA TWENTY ONE
Registration Number
WOD 159
Frame Number
H449
Engine Number
21H449

GALLERY

SPECIALIST

Consignor

For further information regarding this lot please contact Stacey.

Email Stacey
Telephone Stacey

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Please note all motorcycles must be out of the venue by 2pm on Monday 10th November due to venue restrictions. We will contact buyers after the sale to arrange either collection or transport with Moving Motorcycles.

Uplift by our motorcycle transport partners, Moving Motorcycles, is £125 plus VAT back to their storage facility in Northampton. This includes three days storage.

You can obtain a quote online (see link below) or contact them on +44 (0) 1933 448555 for onward transport to you.

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For a personal classic car or classic motorcycle quote, visit:

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