Bsa gearbox
Bsa gearbox for sale on Ireland's largest auction and classifieds sites
Bsa b25 b44 gearbox - bsa, - £199.99
1970 bsa b25 • Gearbox came out • Driving bike worked - Free postage - New and Used
1970 bsa b25 • Gearbox came out • Driving bike worked - Free postage - New and Used
Bsa a10 b33 b31 - a10, - £125.50
Bsa a10 b31 • B33 gearbox incomplete • Please study photos - Free postage - New and Used
Bsa a10 b31 • B33 gearbox incomplete • Please study photos - Free postage - New and Used
Bsa group gearbox parts - gearbox, - £59.00
Exact year application • Unknown they are • Used but look - Free postage - New and Used
Exact year application • Unknown they are • Used but look - Free postage - New and Used
Bsa b33 b31 goldstar - bsa, b31? - £200.00
Bsa b33 b31 • Goldstar m20 m21 • Rigid plunger vintage - Free postage - New and Used
Bsa b33 b31 • Goldstar m20 m21 • Rigid plunger vintage - Free postage - New and Used
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Bsa series gearbox - m, parts - £99.00
Bsa series type • Gearbox main shaft • Spins freely but - Free postage - New and Used
Bsa series type • Gearbox main shaft • Spins freely but - Free postage - New and Used
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48 listings · from £3.4 · avg £79.93
⚠️ These listings were last updated more than 11 days ago.
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Browse 48 bsa gearbox listings currently in our index. Prices range from £3.4 to £260.7, with an average of £79.93. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about bsa gearbox →
Bsa b33 b31 goldstar - b33?, b31? - £200.00
Bsa b33 b31 • Goldstar m20 m21 • Rigid plunger vintage - Free postage - New and Used
Bsa b33 b31 • Goldstar m20 m21 • Rigid plunger vintage - Free postage - New and Used
Bsa c15 gearbox - bsa, - £137.50
Bsa c15 gearbox • Came from driving • Bike worked should - Free postage - New and Used
Bsa c15 gearbox • Came from driving • Bike worked should - Free postage - New and Used
Bsa b33 b31 goldstar - b31?, m20 - £200.00
Bsa b33 b31 • Goldstar m20 m21 • Rigid plunger vintage - Free postage - New and Used
Bsa b33 b31 • Goldstar m20 m21 • Rigid plunger vintage - Free postage - New and Used
Bsa a65 650cc star twin - a65, - £144.99
Bsa a65 650cc • Star twin 1964 • Gearbox transmission gear - Free postage - New and Used
Bsa a65 650cc • Star twin 1964 • Gearbox transmission gear - Free postage - New and Used
Bsa gearbox sprocket nut - bsa, - £30.00
Gearbox sprocket nut • Upgrade see second • Fits bsa pre - Free postage - New and Used
Gearbox sprocket nut • Upgrade see second • Fits bsa pre - Free postage - New and Used
Bsa a10 b31 - bsa, a7 - £67.50
This pair gearbox • Layshaft bushes fit • Bsa a10 b31 - Free postage - New and Used
This pair gearbox • Layshaft bushes fit • Bsa a10 b31 - Free postage - New and Used
Bsa w30 b20 b21 250cc - , - £21.50
Gearbox shell bsa • W30 b20 b21 • Has loose bush - Free postage - New and Used
Gearbox shell bsa • W30 b20 b21 • Has loose bush - Free postage - New and Used
Bsa a10 swinging - a7, arm - £60.00
Stamped std does • Still spin main • Shaft threads are - Free postage - New and Used
Stamped std does • Still spin main • Shaft threads are - Free postage - New and Used
Bsa c12 gearbox - bsa, - £208.70
Bsa c11g gear • Box all working • Only taken out - Free postage - New and Used
Bsa c11g gear • Box all working • Only taken out - Free postage - New and Used
Triumph bsa speedo - triumph, - £50.00
- Free postage - New and Used
- Free postage - New and Used
Bsa group rigid - &, m - £70.00
Used group rigid • Plunger models 1949 • Around 1962 main - Free postage - New and Used
Used group rigid • Plunger models 1949 • Around 1962 main - Free postage - New and Used
Bsa a10 b31 b33 b34 - b31, gearbox - £5.70
B31 b33 goldstar • Etc a10 all • One pair new - Free postage - New and Used
B31 b33 goldstar • Etc a10 all • One pair new - Free postage - New and Used
Bsa sloper 500 350 - sloper, - £31.90
Description blasted painted - Free postage - New and Used
Description blasted painted - Free postage - New and Used
Bsa a65 650 gearbox firebird - 650, - £171.99
1969 bsa a65 • Firebird gearbox broken • Teeth threads are - Free postage - New and Used
1969 bsa a65 • Firebird gearbox broken • Teeth threads are - Free postage - New and Used
Bsa a50 a65 - a65, gearbox - £4.80
Bsa a50 a65 • Gearbox camplate index • Plunger spring 9mm - Free postage - New and Used
Bsa a50 a65 • Gearbox camplate index • Plunger spring 9mm - Free postage - New and Used
Bsa c15 b40 - bsa, - £6.89
New bsa c15 • B40 inner gearbox • Made 0.4mm oil - Free postage - New and Used
New bsa c15 • B40 inner gearbox • Made 0.4mm oil - Free postage - New and Used
Bsa swinging arm - bsa, - £151.50
Very good condition • Bsa swining arm • Gearbox fit number - Free postage - New and Used
Very good condition • Bsa swining arm • Gearbox fit number - Free postage - New and Used
Bsa m20 m21 b31 - m20, - £49.99
Fit bsa b31 • B33 part number • 3141 type m20 - Free postage - New and Used
Fit bsa b31 • B33 part number • 3141 type m20 - Free postage - New and Used
3131 bsa b31 b33 - bsa, m20 - £3.40
Bsa b31 b33 • M20 m21 plunger • Gearbox outer cover - Free postage - New and Used
Bsa b31 b33 • M20 m21 plunger • Gearbox outer cover - Free postage - New and Used
Gearbox gasket set bsa - gearbox, a7/10 - £8.61
Fits single twin • Cylinder bsa pre • Unit construction engines - Free postage - New and Used
Fits single twin • Cylinder bsa pre • Unit construction engines - Free postage - New and Used
Bsa outer gearbox - outer, cover - £26.65
Includes all parts • You see photo • Found condition but - Free postage - New and Used
Includes all parts • You see photo • Found condition but - Free postage - New and Used
Gearbox mainshaft nut bsa - -, - £16.80
Gearbox mainshaft nut • Genuine new old • Stock 20tpi suitable - Free postage - New and Used
Gearbox mainshaft nut • Genuine new old • Stock 20tpi suitable - Free postage - New and Used
Bsa a10 b31 b33 swinging - a7-a10-b31-b33, - £160.00
- Free postage - New and Used
- Free postage - New and Used
Bsa pre unit - , gearbox - £207.66
Bsa pre unit • Gearbox take look • Picks good internaly - Free postage - New and Used
Bsa pre unit • Gearbox take look • Picks good internaly - Free postage - New and Used
Bsa m20 m21 - m21, - £26.70
Bsa m20 m21 • Gearbox casing one • Stud snapped cover - Free postage - New and Used
Bsa m20 m21 • Gearbox casing one • Stud snapped cover - Free postage - New and Used
Bsa m20 gearbox - gearbox, gears - £100.00
Bsa m20 gearbox • Gears set nice • Condition worm teeth - Free postage - New and Used
Bsa m20 gearbox • Gears set nice • Condition worm teeth - Free postage - New and Used
Bsa c15 b40 outer gearbox - c15, - £6.49
New bsa c15 • B40 outer gearbox • Made 0.8mm oil - Free postage - New and Used
New bsa c15 • B40 outer gearbox • Made 0.8mm oil - Free postage - New and Used
Bsa gearbox mainshaft layshaft - bsa, - £24.99
Fit bsa m20 • M21 here have • Mainshaft gear cluster - Free postage - New and Used
Fit bsa m20 • M21 here have • Mainshaft gear cluster - Free postage - New and Used
Bsa pre war gear - bsa, box - £156.70
Bsa pre war • Gear box not • Sure what came - Free postage - New and Used
Bsa pre war • Gear box not • Sure what came - Free postage - New and Used
Triumph bsa gearbox chaincase - bsa, - £9.50
Gearbox chaincase cap • Suits models bsa • A10 dbd32 dbd34 - Free postage - New and Used
Gearbox chaincase cap • Suits models bsa • A10 dbd32 dbd34 - Free postage - New and Used
Triumph bsa engine gearbox - engine, / - £7.05
Triumph bsa engine • Gearbox inspection caps • Mce mb4 chrome - Free postage - New and Used
Triumph bsa engine • Gearbox inspection caps • Mce mb4 chrome - Free postage - New and Used
Bsa b25 triumph tr25 late - bsa, - £6.49
New bsa b25 • Triumph tr25 late • Model points side - Free postage - New and Used
New bsa b25 • Triumph tr25 late • Model points side - Free postage - New and Used
Gearbox sprocket for - , bsa - £32.95
Gearbox sprocket bsa • C25 b25 b44 • B50 triumph tr25 - Free postage - New and Used
Gearbox sprocket bsa • C25 b25 b44 • B50 triumph tr25 - Free postage - New and Used
Bsa a10 b31 b33 gear - bsa, a7 - £15.08
Bsa b31 b33 • A10 gear box • Selectors spindle please - Free postage - New and Used
Bsa b31 b33 • A10 gear box • Selectors spindle please - Free postage - New and Used
Bsa b25 b44 - b25, - £260.70
Genuine used bsa • B44 victor gearbox • Internals gear cluster - Free postage - New and Used
Genuine used bsa • B44 victor gearbox • Internals gear cluster - Free postage - New and Used
Bsa m20 m21 b31 b33 - bsa, - £49.99
Fit bsa b31 • B33 part number • 3126 type m20 - Free postage - New and Used
Fit bsa b31 • B33 part number • 3126 type m20 - Free postage - New and Used
Bsa a10 b31 b33 std - a10, - £145.00
Complete gearbox turns • Freely smoothly mainshaft • Key way good - Free postage - New and Used
Complete gearbox turns • Freely smoothly mainshaft • Key way good - Free postage - New and Used
Bsa triumph c15 gearbox - triumph, main - £47.69
Bsa gearbox main • Shaft gears teeth - Free postage - New and Used
Bsa gearbox main • Shaft gears teeth - Free postage - New and Used
Bsa a50 a65 gear - a50, change - £37.00
New made pair • Gear change plungers • A50 a65 models - Free postage - New and Used
New made pair • Gear change plungers • A50 a65 models - Free postage - New and Used
Pair genuine nos bsa rear - pair, of - £45.00
Bsa rear engine • Gearbox plate fit • Lower group - Free postage - New and Used
Bsa rear engine • Gearbox plate fit • Lower group - Free postage - New and Used
Burman bsa c11 c12 - burman, c11g - £74.99
Fit bsa c11 • C12 c11g here • Gearbox part number - Free postage - New and Used
Fit bsa c11 • C12 c11g here • Gearbox part number - Free postage - New and Used
Bsa primary gearbox - , - £42.30
Bsa gearbox casing • Selector don know • Whay model - Free postage - New and Used
Bsa gearbox casing • Selector don know • Whay model - Free postage - New and Used
Bsa 3005 a10 b33 b31 - 42-3005, - £28.34
- Free postage - New and Used
- Free postage - New and Used
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Everything you need to know about bsa gearbox
Whether you are looking for a brand-new or second-hand bsa gearbox, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £3.4, while premium listings can reach £260.7 — giving you a wide budget spread to work with. The average price of £79.93 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.