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Triumph Bonneville Tiger Shift Shaft & Rocker Spindle O-Ring 57-1954 NOS 17-Pack

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Description

Platform Fitment Bounds: Direct factory performance replacement or gearbox overhaul safety hardware designed to seal outer case gear selector shafts and top-end rocker arms on classic 1963 to 1982 unit construction Triumph and BSA motorcycle configurations running standard manual transmissions:
  • Triumph Unit 650 & 750 Twins: 1963–1972 Bonneville 650 / Tiger 650 / Trophy (T120 / T120R / TR6 / TR6R), 1973–1982 Bonneville 750 / Tiger 750 (T140 / T140V / T140E / TR7).
  • Triumph Unit 350 & 500 Small Twins: 1957–1974 Daytona 500 (T100R), Tiger (T100), Twenty-One (3TA), 5TA, T90.
  • BSA Motorcycle Lines: 1962–1972 A65 Lightning / Thunderbolt / Rocket, A50.

Triumph Bonneville Tiger Shift Shaft & Rocker Spindle O-Ring 57-1954 NOS 17-Pack

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Platform Fitment Bounds: Direct factory performance replacement or gearbox overhaul safety hardware designed to seal outer case gear selector shafts... Read more

1 in stock

$21.95

    • Shipped today? Order within: Aug 12, 2026 10:00:00 -0400

    Description

    Platform Fitment Bounds: Direct factory performance replacement or gearbox overhaul safety hardware designed to seal outer case gear selector shafts and top-end rocker arms on classic 1963 to 1982 unit construction Triumph and BSA motorcycle configurations running standard manual transmissions:
    • Triumph Unit 650 & 750 Twins: 1963–1972 Bonneville 650 / Tiger 650 / Trophy (T120 / T120R / TR6 / TR6R), 1973–1982 Bonneville 750 / Tiger 750 (T140 / T140V / T140E / TR7).
    • Triumph Unit 350 & 500 Small Twins: 1957–1974 Daytona 500 (T100R), Tiger (T100), Twenty-One (3TA), 5TA, T90.
    • BSA Motorcycle Lines: 1962–1972 A65 Lightning / Thunderbolt / Rocket, A50.

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