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

Repair kit brake master cylinder 13mm

BMW 2-valve Boxer models

Preview: Artikelbild Preview: 3272784R_2
Artikelbild
3272784R_2
   
Please inform me as soon as the product is available again.

€63.90

Prices incl. VAT, plus shipping costs

  • part no.: 3272784R
Description Evaluations 0
Description
Repair beats replacement is the motto of the clever repair solution for the Magura brake master... more
Close menu
Repair kit brake master cylinder 13mm
Repair beats replacement is the motto of the clever repair solution for the Magura brake master cylinder for the twovalve Boxer: The complete "inner parts" can be replaced in a single operation and the brake is leak-proof again and works smoothly and safety.
Price per piece.

TIP
You can find the specifications for your piston diameter on the underside of the master brake cylinder.

This repair kit fits for brake master cylinder 13mm art.no. 3272784 and brake master cylinder 13mm art.no. 3272786.

For the classic BMW Boxer 2-valve models
BMW R 45 and R 65 only 9/1980 up to 9/1981 single front brake disc,
BMW R 80G/S up to 9/1981,
BMW R 65 and R 80 Monolever with double front brake disc.
BMW R 80GS and R 100GS from 1988 up to1990.
BMW R 100RS and R 100RT Monolever up to 4/1989 double front brake disc.

Fits also BMW R 80GS, R 100GS, R 80R, R 100R, R 80GS Basic.

ATTENTION:
Only for repair in a specialist workshop!

Compare 3272230235

Information on product safety
Fits for BMW R2V: 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 80 G/S,ST 80-87, R 80GS 87-96, R 100GS 87-96
Fits for BMW Others: Other
Evaluations 0
Read, write and discuss reviews... more
Close menu
Customer evaluation for "Repair kit brake master cylinder 13mm"
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 Repair kit brake master cylinder 12mm Front
BMW R 65GS, R 80G/S, R 80ST, R 45, R 65
€63.90
Prices incl. VAT, plus shipping costs
Part no. 3272369R
Artikelbild Valve cover gasket
BMW 2-valve Boxer models
€3.95
Prices incl. VAT, plus shipping costs
Part no. 1112426
Artikelbild Idle switch
For 5-speed gearbox
BMW 2v Boxer models from 9/75 on

€19.95
Prices incl. VAT, plus shipping costs
Part no. 6131097
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 Float
BING carburator 64/26, 64/28, 64/32, 94/40
BMW 2-valve Boxer models
€21.15
Prices incl. VAT, plus shipping costs
Part no. 1311766
Artikelbild Fuel tap
Left side
BMW 2-valve Boxer models

€49.50
Prices incl. VAT, plus shipping costs
Part no. 1612113
Artikelbild Brembo brake caliper
Repair kit
BMW Monolever, Paralever models
48mm
€119.00
Prices incl. VAT, plus shipping costs
Part no. 3411187
Artikelbild Gasket Set
For Karcoma fuel tap
BMW 2-valve Boxer models

€12.95
Prices incl. VAT, plus shipping costs
Part no. 1612869
Artikelbild Brake pads
Lucas / TRW MCB 533
BMW Monolever, Paralever models
Front
€34.50
Prices incl. VAT, plus shipping costs
Part no. 3411177L
Artikelbild Fuel tap
Right side
BMW 2-valve Boxer models

€49.50
Prices incl. VAT, plus shipping costs
Part no. 1612114
Artikelbild Swing Arm Boot
BMW 2-valve Boxer models
€19.95
Prices incl. VAT, plus shipping costs
Part no. 3317304
Artikelbild Repair kit brake master cylinder 15mm
BMW 2-valve Boxer models
€63.90
Prices incl. VAT, plus shipping costs
Part no. 3272370R
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 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 Clutch boot
Clutch pressure bearing
For BMW 2V, 4V, K models
€19.50
Prices incl. VAT, plus shipping costs
Part no. 2313731
Artikelbild Alternator rotor
New part
BMW 2-valve Boxer models

€114.65
Prices incl. VAT, plus shipping costs
Part no. 1231641
Artikelbild Valve guide
BMW 2V Boxer models
Not for R 45 and R 65
€14.30
Prices incl. VAT, plus shipping costs
Part no. 1112708
Artikelbild Diode board
BMW 2v Boxer models
€79.90
Prices incl. VAT, plus shipping costs
Part no. 1231062
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 Shaft seal
Transmission Input 5 speed
BMW 2-valve Boxer models

€9.95
Prices incl. VAT, plus shipping costs
Part no. 2312726
Artikelbild Repair kit brake master cylinder 14mm
BMW Monolever models
€63.90
Prices incl. VAT, plus shipping costs
Part no. 3272785R
Artikelbild Repair kit brake master cylinder 16mm
BMW Boxer models from 9/80 up to 9/81
€63.90
Prices incl. VAT, plus shipping costs
Part no. 3272365R
Artikelbild Rubber mounts
Diode plate
BMW 2-valve Boxer models

€3.95
Prices incl. VAT, plus shipping costs
Part no. 1231131
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 Strainer Fuel tap
Karcoma
BMW 2-valve Boxer models
€9.50
Prices incl. VAT, plus shipping costs
Part no. 1612112
Artikelbild Grip rubber
Left side Square-cut Black
BMW 2-valve Boxer models
€9.99 €11.90
Prices incl. VAT, plus shipping costs
Part no. 3272811
Artikelbild Clutch switch / Stoplight switch
BMW 2v Boxer models
€29.95
Prices incl. VAT, plus shipping costs
Part no. 6131569
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 Shifter shaft seal
BMW 2-valve Boxer models
€4.90
Prices incl. VAT, plus shipping costs
Part no. 2312740
Artikelbild Shaft seal
Transmission output 5 speed
BMW 2-valve Boxer models

€14.95
Prices incl. VAT, plus shipping costs
Part no. 2312681
Artikelbild Speedometer reset button cover
BMW 2-valve Boxer models
€9.85
Prices incl. VAT, plus shipping costs
Part no. 6212303
Artikelbild O-Ring seal for oilfilter
BMW 2v Boxer models
€1.20
Prices incl. VAT, plus shipping costs
Part no. 1142098
Artikelbild Grip rubber
Right side Square-cut Black
BMW 2-valve Boxer models
€9.99 €11.90
Prices incl. VAT, plus shipping costs
Part no. 3272812
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 Speedometer cable boot Gearbox input
BMW 2-valve Boxer models
€7.90
Prices incl. VAT, plus shipping costs
Part no. 6113170
Artikelbild Mirror metal
BMW 2-valve Boxer models
Short Left side
€48.70
Prices incl. VAT, plus shipping costs
Part no. 5116555
Artikelbild Shaft seal
Transmission output
BMW Paralever models
€19.80
Prices incl. VAT, plus shipping costs
Part no. 2312514
Artikelbild Fuel tap
Straight Karcoma
BMW 2-valve Boxer models

€54.90
Prices incl. VAT, plus shipping costs
Part no. 1612557
Artikelbild Stop light switch top
BMW 2-valve Boxer models
€10.00
Prices incl. VAT, plus shipping costs
Part no. 6131070
Customers also viewed
Artikelbild Brake master cylinder 12mm
Front
BMW R 65GS, R 80G/S, R 80ST, R 45, R 65
€249.50
Prices incl. VAT, plus shipping costs
Part no. 3272369
Artikelbild Brembo brake caliper
Repair kit
BMW 2-valve Boxer models
38mm
€69.90
Prices incl. VAT, plus shipping costs
Part no. 3411188
Artikelbild Repair kit brake master cylinder 15mm
BMW 2-valve Boxer models
€63.90
Prices incl. VAT, plus shipping costs
Part no. 3272370R
Artikelbild Repair kit brake master cylinder 16mm
BMW Boxer models from 9/80 up to 9/81
€63.90
Prices incl. VAT, plus shipping costs
Part no. 3272365R
Artikelbild Brake line stainless steel
BMW R 80GS, R 100GS
Monolever R 65, R 80
€54.00
Prices incl. VAT, plus shipping costs
Part no. 3432798s
Artikelbild Brembo brake caliper
Repair kit
BMW Monolever, Paralever models
48mm
€119.00
Prices incl. VAT, plus shipping costs
Part no. 3411187
NEW
3411198_1 Brake disc Mono / Para Right
Floating
BMW Paraleverr, Monolever with single disc
€169.00 €219.00
Prices incl. VAT, plus shipping costs
Part no. 3411198
Artikelbild Fuel filler cap
Lockable
BMW 2-valve Boxer models
€169.00
Prices incl. VAT, plus shipping costs
Part no. 5125125
Artikelbild Repair kit brake master cylinder 12mm Front
BMW R 65GS, R 80G/S, R 80ST, R 45, R 65
€63.90
Prices incl. VAT, plus shipping costs
Part no. 3272369R
NEW
1101200_1 Big Bore Kit 1070cc "S"
BMW R 100 models from 9/80 on
Conrods 151,0 mm
€2,590.00
Prices incl. VAT, plus shipping costs
Part no. 1101200
NEW
3421233_1 Brake master cylinder
Repair kit
BMW R 100 models
Rear
€109.00
Prices incl. VAT, plus shipping costs
Part no. 3421791
NEW
3421233_1 Brakemaster cylinder
Repair kit
BMW R 100 models
Rear
€44.95
Prices incl. VAT, plus shipping costs
Part no. 3421233
Artikelbild Cylinder protection
Right side Black coated
BMW /7, R 65GS, R 80G/S,
Monolever, Paralever models

€114.60
Prices incl. VAT, plus shipping costs
Part no. 4671882
Artikelbild Headlight
BMW R 65GS, R 80G/S, R 80GS, R 100GS, R 80GS Basic
LED technology
€349.00
Prices incl. VAT, plus shipping costs
Part no. 6312022L
Artikelbild Gear shift bellows
BMW 2-valve Boxer models
€16.80
Prices incl. VAT, plus shipping costs
Part no. 2341746
Artikelbild Oil pan distance ring
BMW 2-valve Boxer models
€111.00 €139.00
Prices incl. VAT, plus shipping costs
Part no. 1113100
Artikelbild Voltage regulator
BMW 2-valve Boxer models
€79.00
Prices incl. VAT, plus shipping costs
Part no. 1232737
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
3410490_1 Brake disc kit 320mm
With adapter
BMW R 80GS, R 80GS PD, R 100GS, R 100GS PD, R 80GS Basic

€349.00
Prices incl. VAT, plus shipping costs
Part no. 3410490
Artikelbild Valve cover gasket
BMW 2-valve Boxer models
€3.95
Prices incl. VAT, plus shipping costs
Part no. 1112426
Artikelbild Clutch disc
MCC600 Lucas
BMW 2v Boxer models from 9/80 on

€89.50
Prices incl. VAT, plus shipping costs
Part no. 2121512L
Artikelbild Brake shoes
Lucas / TRW MCS 941
BMW 2-valve Boxer 9/80 up to 09/89
Rear For drum brake
€59.80
Prices incl. VAT, plus shipping costs
Part no. 3421523L
Artikelbild Brake pads
Lucas / TRW MCB 533
BMW Monolever, Paralever models
Front
€34.50
Prices incl. VAT, plus shipping costs
Part no. 3411177L
Artikelbild Shaft seal
Transmission output
BMW Paralever models
€19.80
Prices incl. VAT, plus shipping costs
Part no. 2312514
Artikelbild Fuel tap
Left side
BMW 2-valve Boxer models

€49.50
Prices incl. VAT, plus shipping costs
Part no. 1612113
Artikelbild Brake master cylinder 14mm
BMW Monolever models
€249.50
Prices incl. VAT, plus shipping costs
Part no. 3272785
3353911G_1 Shock YSS
BMW R 80GS, R 100GS
"GS Sport"
€498.00
Prices incl. VAT, plus shipping costs
Part no. 3353911G
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
1311409_1 Tension spring for choke lever
BING carburetor 94/40
BMW 2V Boxer Models
€9.15
Prices incl. VAT, plus shipping costs
Part no. 1311409
1311973_1 Atomizer
BING carburettor 64/32, 94/40
BMW 2V Boxer models
€11.40
Prices incl. VAT, plus shipping costs
Part no. 1311973
1311300_1 Main jet 170
BING Carburetor 94/40
BMW R 100 models
€10.50
Prices incl. VAT, plus shipping costs
Part no. 1311300
1311428_1 Main jet 160
BING Carburetor 94/40
BMW R 100 models
€10.50
Prices incl. VAT, plus shipping costs
Part no. 1311428
1311134_1 Spring for throttle piston
BING carburetor 64/32
BMW R 65, R 80, R 100 models
€11.40
Prices incl. VAT, plus shipping costs
Part no. 1311134
3432883S_1 Brake line stainless steel
BMW 45, R 65 from 9/81 on
Dual brake disc With low handlebar
€98.00
Prices incl. VAT, plus shipping costs
Part no. 3432883S
6323112_1 LED turn signal
Set
BMW 2-valve Boxer models
€42.00
Prices incl. VAT, plus shipping costs
Part no. 6323112
NEW
3411612_1 Brake disc Mono Riveted
Right and left side
BMW Monolever with double disc
€169.00 €209.00
Prices incl. VAT, plus shipping costs
Part no. 3411612
NEW
6299737_1 Adapter cable additional instruments
For Speedometer GS2
BMW R 65GS, R 80G/S, R 80GS, R 100GS, R 80GS Basic
€29.90
Prices incl. VAT, plus shipping costs
Part no. 6299737
NEW
3431960_1 Rear brake master cylinder
BMW R 100 models
Rear
€349.00
Prices incl. VAT, plus shipping costs
Part no. 3431960
NEW
1100423_1 Engine gasket Set
BMW R 45, R 65, R 65LS, R 65GS, R 65 Monolever
€129.00
Prices incl. VAT, plus shipping costs
Part no. 1100423
16112313909_1 Fuel tank
26 liters
BMW R 80R Mystic, R 100R Mystic

€790.00
Prices incl. VAT, plus shipping costs
Part no. 16112313909.1
Viewed