Timer, Preheating

28521-54021

Superseded / ended 1987-08 PNC 28521 Europe

Fitting notes

12V

Fitment

Codes the factory prints against this line. Hover for the catalogue's own expansion.

B 3000CC Diesel BU60,63,70,75,80 ARL,GEN,GHD

Fits: Dyna BU6#,7#,8#
Valid: 1984-09 → 1987-08
Model period: not recorded — this catalogue predates the field
Destination †: 01
Catalogue page †: 0151/0300

† Read from the record layout but confirmed by no published legend.

Shown on

Figure MEF038F

Interchangeable numbers

Number	Alternative	Effective
28521-54021	28521-54240	1990-06
28521-54020	28521-54021	1990-08

Other lines in this group

Part number	Period	Status
28521-54031	1984-09 → 1987-08	Superseded / ended 1987-08
28521-54031	1984-09 → 1987-08	Superseded / ended 1987-08
28521-57040	1984-09 → 1987-08	Superseded / ended 1987-08
28521-57040	1984-09 → 1987-08	Superseded / ended 1987-08
28521-58010	1984-09 → 1987-08	Superseded / ended 1987-08
28521-58010	1985-08 → 1987-08	Superseded / ended 1987-08
28521-58020	1984-09 → 1987-08	Superseded / ended 1987-08

List price

Not priced in this market.

Only the Japanese dataset ships a price file. Add the part to an enquiry to ask a seller for a quote.

This number everywhere

Every vehicle in every market that takes 28521-54021.

Show all applications

No quantity, deliberately

The factory catalogue records which parts a vehicle takes, never how many. Quantity was always typed in by the parts counter when raising an order, so nothing here can tell you whether you need one or four.