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-PartenkirchenJuly 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.

 

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Repair kit brake master cylinder 16mm

BMW Boxer models from 9/80 up to 9/81

€63.90

Prices incl. VAT, plus shipping costs

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

  • 3272365R
Main brake cylinder 16mm Repair beats replacement is the motto of the clever repair solution for... more
Repair kit brake master cylinder 16mm
Main brake cylinder 16mm
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.

For the classic BMW Boxer 2-valve models
R 45, R 45N, R 45T, R 65, R 65T, R 80, R 80T, R 100T, R 100CS, R 100RS, R 100RT from 9/1980 up to 9/1981.

ATTENTION:
Only for repair in a specialist workshop!

Compare 32722302365

Information on product safety
Fits for BMW R2V: R 80 up to 84, R 100 up to 84, R 45 up to 84, R 65 up to 84
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BMW R 65GS, R 80G/S, R 80ST, R 45, R 65
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LX194
€13.25
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BING carburator 64/26, 64/28, 64/32, 94/40
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€21.15
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€4.75
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BMW 2-valve Boxer models

€12.95
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19/20Ah 25/30Ah
BMW 2-valve Boxer models

€10.95
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Artikelbild Grip rubber
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BMW 2-valve Boxer models
€9.99 €11.90
Prices incl. VAT, plus shipping costs
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BING carburator 64/26, 64/28, 64/32, 94/40
for 2 carburator
BMW 2-valve Boxer models

€99.50
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BMW 2v Boxer models from 9/75 on
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BMW 2-valve Boxer models
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BMW 2-valve models
Rear
€21.95
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BMW 2v Boxer models from /6 on
€12.95
Prices incl. VAT, plus shipping costs
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Artikelbild Fuel tap
Left side
BMW 2-valve Boxer models

€49.50
Prices incl. VAT, plus shipping costs
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Straight Karcoma
BMW 2-valve Boxer models

€54.90
Prices incl. VAT, plus shipping costs
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Artikelbild Grip rubber
Left side Square-cut Black
BMW 2-valve Boxer models
€9.99 €11.90
Prices incl. VAT, plus shipping costs
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BMW 2-valve Boxer models
€6.95
Prices incl. VAT, plus shipping costs
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Artikelbild Brake line stainless steel
Low handlebar
BMW R 45, R 65 up to 9/80
Dual brake disc
€98.00
Prices incl. VAT, plus shipping costs
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BMW 2v Boxer models from 9/80 on
€129.90
Prices incl. VAT, plus shipping costs
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Artikelbild Brake line stainless steel
BMW R 45, R 65 up to 9/80
Single brake disc
With low handlebar
€88.50
Prices incl. VAT, plus shipping costs
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Artikelbild Oilfilter Set
Mahle
BMW 2v Boxer models with oilcooler
OX36D two-piece
€14.90
Prices incl. VAT, plus shipping costs
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Artikelbild Fuel hose braided
6mm, fabric-covered
BMW 2-valve Boxer models

€9.50
Prices incl. VAT, plus shipping costs
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Artikelbild Brakefluid DOT 4
0.25 Liter (€23.60 / 1 Liter)
TRW or JMC
Content 0.25 Liter (€23.60 * / 1 Liter)
€5.90
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BMW 2-valve Boxer models
€4.90
Prices incl. VAT, plus shipping costs
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Transmission output 5 speed
BMW 2-valve Boxer models

€14.95
Prices incl. VAT, plus shipping costs
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BMW 2v Boxer models
€79.90
Prices incl. VAT, plus shipping costs
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1000cc / 860cc
BMW 2V Boxer models
€37.95
Prices incl. VAT, plus shipping costs
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Artikelbild Instrument housing Rubber ring
BMW 2v Boxer models
€12.95
Prices incl. VAT, plus shipping costs
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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
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From 9/1980 on
For Power Kit 1000cc, Replacement Kit
1000cc, BMW R 100 models from 9/80 on
€47.50
Prices incl. VAT, plus shipping costs
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Artikelbild Airfilter
Mahle
BMW 2-valve Boxer models from 9/80 on
LX56
€25.25
Prices incl. VAT, plus shipping costs
Part no. 1372080
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BMW 2-valve Boxer models
€6.95
Prices incl. VAT, plus shipping costs
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BMW 2-valve Boxer models
€63.90
Prices incl. VAT, plus shipping costs
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BMW 2-valve Boxer models
€63.90
Prices incl. VAT, plus shipping costs
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BMW R 65GS, R 80G/S, R 80ST, R 45, R 65
€63.90
Prices incl. VAT, plus shipping costs
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BMW 2-valve Boxer models
€3.95
Prices incl. VAT, plus shipping costs
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NEW
3421233_1 Brakemaster cylinder
Repair kit
BMW R 100 models
Rear
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Prices incl. VAT, plus shipping costs
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BMW 2-valve Boxer models
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Prices incl. VAT, plus shipping costs
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Prices incl. VAT, plus shipping costs
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Prices incl. VAT, plus shipping costs
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Prices incl. VAT, plus shipping costs
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Right side
BMW 2-valve Boxer models up tp 9/80
26/32/40mm Bing carb Bottom
€17.76
Prices incl. VAT, plus shipping costs
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Left side
BMW 2-valve Boxer models
26/32/40mm Bing carb Bottom
€17.76
Prices incl. VAT, plus shipping costs
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BMW 2v Boxer models
€169.00
Prices incl. VAT, plus shipping costs
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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
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
Artikelbild Bearing shell conrod
+0,02 Standard sized
BMW 2V Boxer models
€12.50
Prices incl. VAT, plus shipping costs
Part no. 1124461
NEW
Artikelbild Bearing shell connecting rod
+0,25 1.Oversize
BMW 2V Boxer models
€9.99 €12.50
Prices incl. VAT, plus shipping costs
Part no. 1124419
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
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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
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Repair kit
BMW 2-valve Boxer models from 9/75 on
€27.25
Prices incl. VAT, plus shipping costs
Part no. 2331910
Artikelbild Brembo brake caliper
Repair kit
BMW 2-valve Boxer models
38mm
€69.90
Prices incl. VAT, plus shipping costs
Part no. 3411188
3432910_1 Brake line stainless steel
BMW R 45, R 65
Dual brake disc With high handlebar
€98.90
Prices incl. VAT, plus shipping costs
Part no. 3432910
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BMW 4V Boxer and K 4V models
€63.90
Prices incl. VAT, plus shipping costs
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BMW 2-valve Boxer models
€111.00 €139.00
Prices incl. VAT, plus shipping costs
Part no. 1113100
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BMW 2V Boxer models
Not for R 45 and R 65
€14.30
Prices incl. VAT, plus shipping costs
Part no. 1112708
Artikelbild Rubber mounts
Diode plate
BMW 2-valve Boxer models

€3.95
Prices incl. VAT, plus shipping costs
Part no. 1231131
Artikelbild Brake line stainless steel
High handlebar
BMW R 80, R 100 models
For RT models from 9/80 up to 9/84
€98.00
Prices incl. VAT, plus shipping costs
Part no. 3432565
Artikelbild Lid lock
Krauser Classic case
€59.00
Prices incl. VAT, plus shipping costs
Part no. 4654117
Artikelbild Shaft seal
Transmission output 5 speed
BMW 2-valve Boxer models

€14.95
Prices incl. VAT, plus shipping costs
Part no. 2312681
Artikelbild Crankshaft seal
BMW 2v Boxer models
Front
€6.50
Prices incl. VAT, plus shipping costs
Part no. 1114011
4663174_1 Battery cover
Right side
BMW R 45, R 65
€37.20
Prices incl. VAT, plus shipping costs
Part no. 4663174
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BMW 2v Boxer models
€1.20
Prices incl. VAT, plus shipping costs
Part no. 1142098
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 Cylinder head gasket
BMW 2-valve Boxer 1000cc and
Power Kit 860cc, Power Kit 1000cc
€9.99 €12.90
Prices incl. VAT, plus shipping costs
Part no. 1112715
Artikelbild Strainer Fuel tap
Karcoma
BMW 2-valve Boxer models
€9.50
Prices incl. VAT, plus shipping costs
Part no. 1612112
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 Brake master cylinder 15mm
BMWR 80R, R 80R Mystic, R 100R, R 100R Mystic
€249.50
Prices incl. VAT, plus shipping costs
Part no. 3272022
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BMW 2v Boxer models
€29.95
Prices incl. VAT, plus shipping costs
Part no. 6131569
Artikelbild Bearing shell conrod
BMW 2v Boxer models
Standard sized
€9.99 €12.50
Prices incl. VAT, plus shipping costs
Part no. 1124460
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