40 Years of Siebenrock – A Heartfelt Thank You!

 

Since 1985, the name Siebenrock has stood for quality, technical expertise, and genuine passion for classic BMW motorcycles.
Our success is built on continuous development, solid engineering knowledge,

and the ambition to create products that impress with functionality and durability.

  

A major milestone – and one we’d love to celebrate with you!

 

From July 4 to 16, 2025, enjoy a special anniversary discount on selected Siebenrock items in our online shop – it’s worth a look!

 

Or come see us in person at the BMW Motorrad Days in Garmisch-Partenkirchen, July 4–6, 2025.

Visit our stand and receive an exclusive anniversary gift – a little surprise from us to you!

 

 Your Siebenrock Team

 

While supplies last.

 

Jump to main content
Categories

Voltage regulator
Adjustable

BMW 2-valve Boxer models

Preview: Artikelbild Preview: Artikelbild
Artikelbild
Artikelbild
   
€54.00

Prices incl. VAT, plus shipping costs

Ready to ship today, Delivery time appr. 2-4 workdays within Germany

  • part no.: 1232409E
Description Evaluations 0
Description
Replacement Ajustable Electronic Voltage Regulator with Metal Housing. Perfect for use with... more
Close menu
Voltage regulator
Adjustable
Replacement Ajustable Electronic Voltage Regulator with Metal Housing.
Perfect for use with different battery typs or in change for long and short distance. Standard and high output regulator in one part. Range 13,5 - 14,6 volt.

Price per piece.

For all classic BMW airhead models
R 50/5, R 60/5, R 75/5, R 60/6, R 75/6, R 90/6, R 90S, R 60/7, R 75/7, R 80/7, R 80RT, R 80, R 100/7, R 100S, R 100RS, R 100RT, R 100CS
R 45, R 65, R 65LS
R 65GS, R 80G/S, R 80ST
Monolever models R 65, R 80, R 80RT, R 100RT, R 100RS
Paralever models R 80GS, R 100GS, R 80GS PD, R 100GS PD, R 80R, R 80R Mystic R 100R, R 100R Mystic, R 80GS Basic

Compare 12321244409 / 12-32-1-244-409

Information on product safety
Fits for BMW R2V: R 50/5, R 60/5, R 75/5, R 60/6, R 75/6, R 90/6, R 90S, R 60/7, R 75/7, R 80 up to 84, R 100 up to 84, R 45 up to 84, R 65 up to 84, R 65 Mono from 85 on, R 80 Mono from 85 on, R 100 RS/RT Mono from 87 on, R 65GS 87-92, R 80 G/S,ST 80-87, R 80GS 87-96, R 100GS 87-96, R 80R 91-95, R 100R 91-95
Evaluations 0
Read, write and discuss reviews... more
Close menu
Customer evaluation for "Voltage regulator[br]Adjustable"
Write an evaluation
Evaluations will be activated after verification.

The fields marked with * are required.

Customers also bought Customers also viewed
Customers also bought
Artikelbild Diode board
BMW 2v Boxer models
€79.90
Prices incl. VAT, plus shipping costs
Part no. 1231062
Artikelbild Brush Set
With connector
BMW 2-valve Boxer models
€9.50
Prices incl. VAT, plus shipping costs
Part no. 1231480S
Artikelbild Rubber mounts
Diode plate
BMW 2-valve Boxer models

€3.95
Prices incl. VAT, plus shipping costs
Part no. 1231131
Artikelbild Oilfilter Set
Mahle
BMW 2v Boxer models without oilcooler
OX37D two-piece
€14.25
Prices incl. VAT, plus shipping costs
Part no. 1142145
Artikelbild Oilfilter Set
Mahle
BMW 2v Boxer models with oilcooler
OX36D two-piece
€14.90
Prices incl. VAT, plus shipping costs
Part no. 1142146
Artikelbild Speedometer GS2 km version
BMW R 65GS, R 80 G/S, R 80GS,
R 100GS, R 80GS Basic
"Plug and Play"
€319.00
Prices incl. VAT, plus shipping costs
Part no. 6212646
Artikelbild Brush holder plate
For alternator
BMW 2v Boxer models

€74.25
Prices incl. VAT, plus shipping costs
Part no. 1231003
Artikelbild Carb gasket Set

BING carburator
64/26, 64/28, 64/32, 94/40
BMW 2-valve Boxer models
Without diaphragm
€19.95
Prices incl. VAT, plus shipping costs
Part no. 1311951
Artikelbild Steering head bearing
BMW 2V Boxer, K 2V, K 4V, F models
€21.90
Prices incl. VAT, plus shipping costs
Part no. 0711070
Artikelbild Tyre valve extension
BMW motorcycle
Angled
€5.20
Prices incl. VAT, plus shipping costs
Part no. 7111258
Artikelbild Alternator rotor
New part
BMW 2-valve Boxer models

€114.65
Prices incl. VAT, plus shipping costs
Part no. 1231641
Artikelbild Float chamber gasket
BING carburator
64/26, 64/28, 64/32, 94/40
BMW 2-valve Boxer models
€6.50
Prices incl. VAT, plus shipping costs
Part no. 1311764
Artikelbild Fuel hose braided
6mm, fabric-covered
BMW 2-valve Boxer models

€9.50
Prices incl. VAT, plus shipping costs
Part no. 1311827
Artikelbild Crankshaft seal
BMW 2-valve models
Rear
€21.95
Prices incl. VAT, plus shipping costs
Part no. 1111739
Artikelbild In-line fuel filter
Mahle
BMW 2-valve Boxer models
KL 13
€2.49
Prices incl. VAT, plus shipping costs
Part no. 1614013
Artikelbild Airfilter
Mahle
BMW 2-valve Boxer models from 9/80 on
LX56
€25.25
Prices incl. VAT, plus shipping costs
Part no. 1372080
Artikelbild Oil pan gasket
BMW 2-valve Boxer models
€6.95
Prices incl. VAT, plus shipping costs
Part no. 1113427
Artikelbild Valve cover gasket
BMW 2-valve Boxer models
€3.95
Prices incl. VAT, plus shipping costs
Part no. 1112426
Artikelbild Removing tool
Alternator
BMW 2-valve Boxer models
€6.90
Prices incl. VAT, plus shipping costs
Part no. 1231699
Artikelbild Swing Arm Boot
BMW 2-valve Boxer models
€19.95
Prices incl. VAT, plus shipping costs
Part no. 3317304
1131183_1 Chain tensioner Set
Simplex
BMW 2V Boxer models
€89.50
Prices incl. VAT, plus shipping costs
Part no. 1131183
Artikelbild Indicator light cover
English lettering
BMW R 65GS, R 80G/S, R 80GS, R 100GS, R 80GS Basic
€22.00 €29.70
Prices incl. VAT, plus shipping costs
Part no. 6221755
8121099_1 Oil funnel
BMW 2v Boxer
€7.77 €9.50
Prices incl. VAT, plus shipping costs
Part no. 8121099
Artikelbild Voltage regulator
BMW 2-valve Boxer models
€79.00
Prices incl. VAT, plus shipping costs
Part no. 1232737
Artikelbild Ball bearing
BMW 2V Boxer models
For crankshaft front
€15.90
Prices incl. VAT, plus shipping costs
Part no. 0711722
Artikelbild Transmission bearing Set
BMW 2-vakve Boxer models
5-speed gearbox
€78.00
Prices incl. VAT, plus shipping costs
Part no. 2312999
Artikelbild Clutch boot
Clutch pressure bearing
For BMW 2V, 4V, K models
€19.50
Prices incl. VAT, plus shipping costs
Part no. 2313731
Artikelbild Piston Ring Set
1000cc / 860cc
BMW 2V Boxer models
€37.95
Prices incl. VAT, plus shipping costs
Part no. 1125399
Artikelbild Valve cover Classic
BMW 2-valve Boxer models
€44.00 €49.75
Prices incl. VAT, plus shipping costs
Part no. 1112240
Artikelbild Foot gear change lever GS
BMW R 65GS, R 80G/S, R 80GS, R 100GS,
R 89R, R 100R
With shift roller
€79.00
Prices incl. VAT, plus shipping costs
Part no. 2341314
Artikelbild Crankshaft seal
BMW 2v Boxer models
Front
€6.50
Prices incl. VAT, plus shipping costs
Part no. 1114011
Artikelbild Paper gasket
For rear drive shaft housing
BMW2v Boxer models up to 9/84
€2.70
Prices incl. VAT, plus shipping costs
Part no. 3311098
Artikelbild Brake pads
Lucas / TRW MCB 19
BMW 2V Boxer, 4V Boxer, K models
Front
€34.40
Prices incl. VAT, plus shipping costs
Part no. 3411724L
Artikelbild Ignition control unit
BMW 2v Boxer models from 9/80 on
€89.00
Prices incl. VAT, plus shipping costs
Part no. 1214284
Artikelbild Fork gaiter
15 ribs
BMW R 65GS, R 80G/S, R 80G/S PD
€9.99 €13.95
Prices incl. VAT, plus shipping costs
Part no. 3142666
Artikelbild Pushrod tube
18mm
BMW 2v Boxer models from 9/75 on
Stainless steel
€24.90
Prices incl. VAT, plus shipping costs
Part no. 1111904
Artikelbild Shift lever rubber
5-speed gearbox
BMW 2v Boxer models from 9/73 on

€5.90
Prices incl. VAT, plus shipping costs
Part no. 2331097
Artikelbild Bolt
For clutch disc
BMW /5, /6, /7 models up to 9/80
€3.25
Prices incl. VAT, plus shipping costs
Part no. 2121463
Artikelbild O-Ring
BMW 2v Boxer models from 9/78 on
Ignition sensor hall box
€3.86
Prices incl. VAT, plus shipping costs
Part no. 1211848
1241670A_1 Starter HD
BMW 2-valve Boxer models from 9/74 on
New part
€169.00
Prices incl. VAT, plus shipping costs
Part no. 1241670A
Customers also viewed
Artikelbild Voltage regulator
BMW 2-valve Boxer models
€79.00
Prices incl. VAT, plus shipping costs
Part no. 1232737
Artikelbild Voltage regulator
Standard
BMW 2-valve Boxer models

€42.90
Prices incl. VAT, plus shipping costs
Part no. 1232409S
Artikelbild Diode board
BMW 2v Boxer models
€79.90
Prices incl. VAT, plus shipping costs
Part no. 1231062
Artikelbild Voltage regulator
Electronic Metal housing
BMW 2-valve Boxer models
€42.90
Prices incl. VAT, plus shipping costs
Part no. 1232457
1231107_1 Alternator
BMW 2v Boxer models from /7 on
350W
€459.00
Prices incl. VAT, plus shipping costs
Part no. 1231107
Artikelbild Alternator rotor
New part
BMW 2-valve Boxer models

€114.65
Prices incl. VAT, plus shipping costs
Part no. 1231641
1231105_1 Alternator
BMW R 50/5, R 60/5, R 75/5
350W
€459.00
Prices incl. VAT, plus shipping costs
Part no. 1231105
Artikelbild Brush Set
With connector
BMW 2-valve Boxer models
€9.50
Prices incl. VAT, plus shipping costs
Part no. 1231480S
Artikelbild Single ignition digital
Silent Hektik
BMW 2v Boxer models ftom 9/78 on

€498.00
Prices incl. VAT, plus shipping costs
Part no. 1200101
1231107D_1 Diode board Replacement
270W
BMW 2-valve Boxer models

€89.90
Prices incl. VAT, plus shipping costs
Part no. 1231107D
SHZ2335_1 Alternator Three-phase
410W with PowerBlock
BMW 2-valve Boxer models
Digital single ignition 107mm centering
€1,049.00
Prices incl. VAT, plus shipping costs
Part no. SHZ2335
Artikelbild Hall sensor
BMW 2v Boxer models from 9/80 on
€129.90
Prices incl. VAT, plus shipping costs
Part no. 1200088
3353111Y_1 Shock Set
BMW /5, /6 and /7 models
YSS Sport Black edition
€549.00
Prices incl. VAT, plus shipping costs
Part no. 3353111Y
5253335_1 Single seat GS
BMW R 80GS, R 100GS, R 80GSPD, R 100GSPD
€335.00
Prices incl. VAT, plus shipping costs
Part no. 5253335
NEW
1101210_1 Big Bore Kit 1070cc "S" Touring
BMW R 100 models from 9/80 on
Conrods 150,5mm
€2,222.00 €2,650.00
Prices incl. VAT, plus shipping costs
Part no. 1101210
NEW
1231107L_1 Alternator
BMW /6, /7 models
350W Lithium style battery compatible
€795.00
Prices incl. VAT, plus shipping costs
Part no. 1231107L
Artikelbild Ring winding / strator
20A For Bosch alternator
BMW 2v Boxer models
€149.00
Prices incl. VAT, plus shipping costs
Part no. 1231041
Artikelbild Board socket
BMW 2-valve Boxer models
€14.95
Prices incl. VAT, plus shipping costs
Part no. 6113664
1100103_1 Replacement Kit Extra 1000cc
Plug & Play
BMW R 100, R 100CS, R 100RS, R 100RT, R 100GS, R 100R
From 09/180 on
€1,139.00
Prices incl. VAT, plus shipping costs
Part no. 1100103
1212125_1 Spark plug NGK
Iridium
BMW 4V models and R 2V with Big Bore Kit
BKR7EIX
€15.50
Prices incl. VAT, plus shipping costs
Part no. 1212125
Artikelbild Testing and adjustment equipment
Hall sensor
BMW 2v Boxer models
€49.50
Prices incl. VAT, plus shipping costs
Part no. 1200087
Artikelbild Power Kit 1000cc
Plug & Play
BMW R 80, R 80RT, R 80G/S, R 80ST, R 80GS, R 80R
€888.00 €1,049.00
Prices incl. VAT, plus shipping costs
Part no. 1100080
Artikelbild Oil thermostat
BMW 2V Boxer models
€198.00
Prices incl. VAT, plus shipping costs
Part no. 1142301
Artikelbild Mounting kit
Luggage rack GS
BMW R 80GS, R 80GS PD, R 100GS, R 100GS PD
€29.70
Prices incl. VAT, plus shipping costs
Part no. 4651375
Artikelbild Carb gasket Set
BING carburator 64/26, 64/28, 64/32, 94/40
for 2 carburator
BMW 2-valve Boxer models

€99.50
Prices incl. VAT, plus shipping costs
Part no. 1311051
3353911G_1 Shock YSS
BMW R 80GS, R 100GS
"GS Sport"
€498.00
Prices incl. VAT, plus shipping costs
Part no. 3353911G
3353110Y_1 Shock Set
BMW /5, /6 and /7 models
YSS Black edition
€389.00
Prices incl. VAT, plus shipping costs
Part no. 3353110Y
3353911W_1 Shock YSS
BMW R 80GS, R 100GS
"GS Sport"
€498.00
Prices incl. VAT, plus shipping costs
Part no. 3353911W
NEW
5253319_1 Seat Support rubbert
5mm
BMW 2-valve Boxer models
€3.10
Prices incl. VAT, plus shipping costs
Part no. 5253319
4654203_1 Leather Bag "Classic"
R 50, R 50S, R 50/2, R 60, R 60/2, R 69, R 69S
€222.00 €319.00
Prices incl. VAT, plus shipping costs
Part no. 4654203
1241670A_1 Starter HD
BMW 2-valve Boxer models from 9/74 on
New part
€169.00
Prices incl. VAT, plus shipping costs
Part no. 1241670A
16112323996_1 Fuel tank
36 liters
BMW R 80 GS, R 80GS PD, R100GS, R 100GS PD

€1,090.00
Prices incl. VAT, plus shipping costs
Part no. 16112323996
1212145D_1 Spark plug Denso
BMW 2-valve Boxer models
Iridium
€17.90
Prices incl. VAT, plus shipping costs
Part no. 1212145D
1231106_1 Alternator
BMWR 60/6, R 75/6, R 90/6, R 90S
350W
€459.00
Prices incl. VAT, plus shipping costs
Part no. 1231106
Artikelbild Brake line stainless steel
BMW R 80ST with 320mm brake
Black Front
€59.00
Prices incl. VAT, plus shipping costs
Part no. 3432108S
Artikelbild Brake line stainless steel
BMW R 65, R 80 Monolever
With low handlebar
€54.00
Prices incl. VAT, plus shipping costs
Part no. 3432181
Artikelbild Valve Cover Retro
BMW 2v Boxer models
Black Semi-matt
€66.00 €89.90
Prices incl. VAT, plus shipping costs
Part no. 1112246
Artikelbild Piston ring Set
98mm "MAHLE"
For Big Bore Kit piston
€89.00
Prices incl. VAT, plus shipping costs
Part no. 1109033
Artikelbild Repair kit brake master cylinder 13mm
BMW 2-valve Boxer models
€63.90
Prices incl. VAT, plus shipping costs
Part no. 3272784R
Artikelbild Repair sleeve Float needle valve
BING Vergaser 64/32, 94/40
from 9/80
BMW 2-valve Boxer models
€3.99
Prices incl. VAT, plus shipping costs
Part no. 1311772
Viewed