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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Manifold
40mm Chrome

BMW R 100RS, R 100RT, R 100S
Left side

1811441_1
€186.00

Prices incl. VAT, plus shipping costs

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

  • 1811441
New edition of the classic manifold. Best quality. High quality finish. High accuracy of fit.... more
Manifold
40mm Chrome
New edition of the classic manifold.

Best quality.
High quality finish.
High accuracy of fit.
Fits the original BMW exhaust system.

Chrome.
For one cross pipe.
Price per piece.

TIP
Please order a clamping ring Art.Nr.1821449 and a pressure ring Art.Nr,. 1821448 at the same time.
Suitable cross tube Art.No.:1811638 or BMW 18 11 1 230 638.

Spare part for the classic BMW two-valve Boxer models
R 100RS, R 100RT, R 100S until 9/1980 for an original BMW cross tube.

Compare 18111234441, 18 11 1 234 441

Information on product safety
Fits for BMW R2V: R 100 up to 84
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NEW
1811442_1 Manifold
40mm Chrome
BMW R 100RS, R 100RT, R 100S
Right side

€186.00
Prices incl. VAT, plus shipping costs
Part no. 1811442
Artikelbild Exhaust star nut
BMW /7, Monoelver, Paralever models
With short fins
€37.20
Prices incl. VAT, plus shipping costs
Part no. 1821721
Artikelbild Cross pipe
Chrome
BMW /5, /6, /7 models
€49.50
Prices incl. VAT, plus shipping costs
Part no. 1811638
Artikelbild Sealing rings for inspection
BMW 2V Boxer models
€4.75
Prices incl. VAT, plus shipping costs
Part no. 0711333
Artikelbild Silencer Set
40mm Chrome
BMW R 100S, R 100RS, R 100RT

€398.00
Prices incl. VAT, plus shipping costs
Part no. 1811215
Artikelbild Fuel hose braided
6mm, fabric-covered
BMW 2-valve Boxer models

€9.50
Prices incl. VAT, plus shipping costs
Part no. 1311827
Artikelbild Fork tube seal
BMW 2-valve Boxer models
€6.95
Prices incl. VAT, plus shipping costs
Part no. 3142001
Artikelbild Throttle cable
Low handlebar
BMW R 100/7, R 100RS, R 100RT
40mm carb Left Right
€27.90
Prices incl. VAT, plus shipping costs
Part no. 3273615
Artikelbild Manifold Set
40mm Chrome
BMW R 100S, R 100RS, R 100RT

€398.00
Prices incl. VAT, plus shipping costs
Part no. 1811223
1812909_1 Silencer Hoske Set
Chrome
BMW R100S, R 100RS, R 100RT
40mm


€333.00 €398.00
Prices incl. VAT, plus shipping costs
Part no. 1812909
Artikelbild Pressure ring
BMW R 100S, R 100RS, R 100RT up to 9/80
For exhaust 40mm
€9.90
Prices incl. VAT, plus shipping costs
Part no. 1821448
1311746_1 Throttle body
BING carburetor 94/40
BMW R 100, Monolever, Paralever
€15.50
Prices incl. VAT, plus shipping costs
Part no. 1311746
NEW
1811442_1 Manifold
40mm Chrome
BMW R 100RS, R 100RT, R 100S
Right side

€186.00
Prices incl. VAT, plus shipping costs
Part no. 1811442
11661002_1 Cylinder head Krauser
Left side
Krauser 4-valve / MKM

€0.00
Prices incl. VAT, plus shipping costs
Part no. 11661002
Artikelbild Tension springs Set
Oil pan distance ring
BMW 2v Boxer models
€18.50
Prices incl. VAT, plus shipping costs
Part no. 1113103
Artikelbild Oil pan distance ring
Enduro Black
BMW R 65GS, R 80G/S, R 80GS, R 100GS, R 80GS Basic

€279.00
Prices incl. VAT, plus shipping costs
Part no. 1113120S
1131183_1 Chain tensioner Set
Simplex
BMW 2V Boxer models
€89.50
Prices incl. VAT, plus shipping costs
Part no. 1131183
Artikelbild Instrument housing
Light Gasket
BMW 2V Boxer models
€1.50
Prices incl. VAT, plus shipping costs
Part no. 6211669
Artikelbild Gasket Set
For Karcoma fuel tap
BMW 2-valve Boxer models

€12.95
Prices incl. VAT, plus shipping costs
Part no. 1612869
Artikelbild Oil cooler Kit
BMW 2v Boxer models
Centered position
€469.00
Prices incl. VAT, plus shipping costs
Part no. 1142400
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 Pushrod tube seal
18mm
BMW 2v Boxer models from 9/75 on
€3.95
Prices incl. VAT, plus shipping costs
Part no. 1132995
Artikelbild Speedometer cable boot Gearbox input
BMW 2-valve Boxer models
€7.90
Prices incl. VAT, plus shipping costs
Part no. 6113170
Artikelbild Conrod screw
ARP Racing
Siebenrock Big Bore Kit
€69.00
Prices incl. VAT, plus shipping costs
Part no. 1109004
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 Conrod
Sieenrock Big Bore Kit Touring
150,5 mm
€309.00
Prices incl. VAT, plus shipping costs
Part no. 1109044
Artikelbild Cylinder
Big Bore Kit "MAHLE"
98mm
€459.00
Prices incl. VAT, plus shipping costs
Part no. 1109010
Artikelbild Cylinder with stud bolts
From 750cc on up to 9/1980
Power Kit 1000cc, Replacement Kit 1000cc, and BMW 2v models
€329.00
Prices incl. VAT, plus shipping costs
Part no. 1100111
Artikelbild Gearbox Without kickstarter
Overhaul
BMW 2v Boxer models
€890.00
Prices incl. VAT, plus shipping costs
Part no. 2300786
Artikelbild Instrument housing Rubber ring
BMW 2v Boxer models
€12.95
Prices incl. VAT, plus shipping costs
Part no. 6211676
Artikelbild Asymmetrical camshaft Kit
BMW 2v Boxer models from 9/78 on
€429.00
Prices incl. VAT, plus shipping costs
Part no. 1131804
Artikelbild Windshield Comfort
Clear
BMW 2v Boxer S-Cockpit
€129.00
Prices incl. VAT, plus shipping costs
Part no. 4663900
Artikelbild Replacement Kit Extra 1000cc
99mm Plug & Play
BMW R 100/7, R 100S, R 100RS, R 100RT
Up to 9/1980
€1,159.00
Prices incl. VAT, plus shipping costs
Part no. 1100105
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
Artikelbild Valve cover Extra Touring
BMW 2v Boxer models
Oil filler opening and external screws
€119.90
Prices incl. VAT, plus shipping costs
Part no. 1112245
Artikelbild Fender
Front
BMW /6 and /7 models

€99.00 €119.80
Prices incl. VAT, plus shipping costs
Part no. 4661931
Artikelbild Simplex chain
With master link
BMW 2v Boxer models from 9/78 on
€32.95
Prices incl. VAT, plus shipping costs
Part no. 1131934
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 Rubber
Rigid driver footrest
BMW R 45, R 65, /7 models
€24.50
Prices incl. VAT, plus shipping costs
Part no. 4671046
Artikelbild Steering lock
With key
BMW 2v Boxer models from 9/73 on
€49.50
Prices incl. VAT, plus shipping costs
Part no. 5125274
3353110Y_1 Shock Set
BMW /5, /6 and /7 models
YSS Black edition
€389.00
Prices incl. VAT, plus shipping costs
Part no. 3353110Y
Artikelbild Fuel filler cap 101 style
BMW 2v Boxer models
€169.00
Prices incl. VAT, plus shipping costs
Part no. 5125119S
5253843_1 Single seat cover G/S
Simple reproduction
BMW R 65GS, R 80G/S, R 80G/S PD, R 80ST, R 80GS Basic
€59.00
Prices incl. VAT, plus shipping costs
Part no. 5253843
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
5253835_1 Seat S
BMW R 80, R100 models from 9/83 on
€595.00
Prices incl. VAT, plus shipping costs
Part no. 5253835
NEW
5253128_1 Seat Support rubber
10mm
BMW 2-valve Boxer models
€2.95
Prices incl. VAT, plus shipping costs
Part no. 5253128
NEW
5253319_1 Seat Support rubbert
5mm
BMW 2-valve Boxer models
€3.10
Prices incl. VAT, plus shipping costs
Part no. 5253319
Artikelbild Cylinder. Right side
Siebenrock Power Kit 860cc
BMW R 45 and R 65 models up to 9/1980
€329.00
Prices incl. VAT, plus shipping costs
Part no. 1100866R
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