BSA STD BAK

This gearbox was used in all swinging arm frame BSA's, B31, B33, A7 and A10. It is very similar to the RRT2 gearbox as used in the Goldstars.

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BALL BEARING SLEEVE PINION

24-4065
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Sleeve pinion, high gear or fourth gear on most 350-650 BSA's with separate gearbox.
Bearing type 6207 or LJ35
35 x 72 x 17mm

BSA MAINSHAFT BEARING
24-4217H
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Genuine New Old Stock Hoffmann ball bearing with brass cage.
LS8 V2

TABWASHER
24-4263
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Tabwasher for the sprocket on the gearbox.

CHEESEHEAD SCREW 5/16CEI X 7/16"
24-7178
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bsaschroefinspectiedeksel_000
Low head. This special screw is used under kneegrips and for gearbox inspection covers.

SLEEVE NUT OUTER COVER
27-4401
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Special nut 1/4CEI.

KICKSTART BOLT
29-5156
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Chrome plated

CLUTCH HUB
42-3107E
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New old stock that has been zinc plated.

TRIUMPH/BSA CLUTCH ADAPTOR LARGE TAPER
42-3170A
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TAPER 18,50 TO 16,60MM

BSA part to fit a Triumph type clutch on a STD box.
EXTRACTOR see GER127

Tapered from 18,50mm to 16,60mm

TRIUMPH/BSA CLUTCH ADAPTOR
42-3170
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TAPER FROM 18,04 TO 16MM

BSA part to fit a Triumph type clutch on a STD box.
EXTRACTOR see GER127

Tapered from 18,04mm to 16mm

KNURLED WASHER GEARBOX MOUNTING
42-4075
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GEARBOX TENSIONER S/A FRAME
42-4076
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FELT WASHER

42-7504
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Fits all primary chaincases on separate gearbox BSA's