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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Categories

Conrod

Sieenrock Big Bore Kit Touring
150,5 mm

Artikelbild
€309.00

Prices incl. VAT, plus shipping costs

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

  • 1109044
Forged connecting rod with reduced length 150,5 mm for Big Bore Kit Touring 1070cc. Supplied with... more
Conrod
Forged connecting rod with reduced length 150,5 mm for Big Bore Kit Touring 1070cc.
Supplied with 2 connecting rod bolts ARP L 19.

Siebenrock product.
Each original Siebenrock product bears this seal that guarantees the highest quality possible, consistently optimized down to the last detail.

TIP
Matching bearing shell, item no. 1124460, please order at the same time.

Price per piece.

For BMW 2V Boxer models with the Siebenrock Big Bore Kit Touring.

Information on product safety
Fits for BMW R2V: R 100 up to 84, R 100 RS/RT Mono from 87 on, R 100GS 87-96, R 100R 91-95
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Artikelbild Sticker 1000cc battery cover
BMW R 100 models
€11.80
Prices incl. VAT, plus shipping costs
Part no. 4663621
Artikelbild Valve guide
BMW R 45, R 65 models
€14.30
Prices incl. VAT, plus shipping costs
Part no. 1112709
Artikelbild Power Kit 860cc
Plug & Play
BMW R 65 9/80 on, R 65LS, R 65 Monolever 48hp
€888.00 €1,069.00
Prices incl. VAT, plus shipping costs
Part no. 1100870
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 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 Cylinder
Big Bore Kit "MAHLE"
98mm
€459.00
Prices incl. VAT, plus shipping costs
Part no. 1109010
Artikelbild Valve Intake
44mm
BMW R 100 models
€25.90
Prices incl. VAT, plus shipping costs
Part no. 1134751
Artikelbild Valve exhaust
40mm
BMW R 90, R 100 models
30° lead-free
€48.50
Prices incl. VAT, plus shipping costs
Part no. 1134285
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 suction pipe joint
BMW 2V Boxer models
€1.90
Prices incl. VAT, plus shipping costs
Part no. 1141258
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 Seat cover S
BMW R 90S, R 100S, R 100CS, R 100RS, R 100RT
Black Smooth cover
€98.00
Prices incl. VAT, plus shipping costs
Part no. 5255903
Artikelbild Knee pad Fuel tank
Right side
BMW R 65GS, R 80G/S, R 80GS Basic
€69.50
Prices incl. VAT, plus shipping costs
Part no. 5114926
Artikelbild Knee pad Fuel tank
Left side
BMW R 65GS, R 80G/S, R 80GS Basic
€69.50
Prices incl. VAT, plus shipping costs
Part no. 5114925
Artikelbild Valve Exhaust
40mm
BMW R 80, R 90, R 100 models
45°
€58.00
Prices incl. VAT, plus shipping costs
Part no. 1134837
Artikelbild Main bearing crankshaft
BMW 2-valve Boxer models
Standard red
€39.50
Prices incl. VAT, plus shipping costs
Part no. 1111155
Artikelbild Windscreen
Edge guard
BMW 2V S-fairing and RS-fairing
€4.95
Prices incl. VAT, plus shipping costs
Part no. 4663305
Artikelbild Bearing shell conrod
BMW 2v Boxer models
Standard sized
€9.99 €12.50
Prices incl. VAT, plus shipping costs
Part no. 1124460
Artikelbild Throttle cable
Low handlebar
BMW /5, /6, /7 Modelle
32mm carb Left or right side
€27.90
Prices incl. VAT, plus shipping costs
Part no. 3273612
Artikelbild Conrod
Siebenrock Big Bore Kit
151,0 mm
€272.00
Prices incl. VAT, plus shipping costs
Part no. 1109045
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
Artikelbild Piston
Big Bore Kit "MAHLE"
BMW R 100 models
98mm complete with 3 rings
€399.00
Prices incl. VAT, plus shipping costs
Part no. 1109022
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
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
1109015_1 Piston ring Tension belt
For Power Kit, Replacement Kit and Big Bore Kit pistons
€25.90
Prices incl. VAT, plus shipping costs
Part no. 1109015
Artikelbild Cylinder
Big Bore Kit "MAHLE"
98mm
€459.00
Prices incl. VAT, plus shipping costs
Part no. 1109010
Artikelbild Guidance sleeve
Siebenroc Big Bore Kit
€3.95
Prices incl. VAT, plus shipping costs
Part no. 1109009
NEW
1109222_1 Piston "S"
Big Bore Kit "S"
BMW R 100 models
98mm complete with 3 rings
€399.00
Prices incl. VAT, plus shipping costs
Part no. 1109222
1109016_1 Piston Ring Tensioner Pliers
For Power Kit, Replacement Kit, Big Bore Kit
€89.90
Prices incl. VAT, plus shipping costs
Part no. 1109016
Artikelbild Piston
Replacement Kit 1000cc
BMW R 100 models
€229.00
Prices incl. VAT, plus shipping costs
Part no. 1100121
Artikelbild Power Kit Extra 1000cc 97mm
Plug & Play
BMW R 75/5, R 75/6, R 90/6 , R 90S up to 9/7
€999.00 €1,159.00
Prices incl. VAT, plus shipping costs
Part no. 1100072
11661002_1 Cylinder head Krauser
Left side
Krauser 4-valve / MKM

€0.00
Prices incl. VAT, plus shipping costs
Part no. 11661002
Artikelbild Power Kit 860cc
Plug & Play
BMW R 45 up to 9/80
€1,096.00
Prices incl. VAT, plus shipping costs
Part no. 1100861
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 Cylinder with stud bolts
From 9/1980 on
Power Kit 1000cc Replacement Kit 100cc and BMW 2v models
€315.00
Prices incl. VAT, plus shipping costs
Part no. 1100110
Artikelbild Cylinder gasket Set
Up to 9/1975
Siebenrock Power Kit 1000cc
€49.50
Prices incl. VAT, plus shipping costs
Part no. 1100426
Artikelbild Replacement Kit 1000cc 99mm
Plug & Play
BMW R 100/7, R 100RS, R 100RT
Up to 9/1980
€1,069.00
Prices incl. VAT, plus shipping costs
Part no. 1100104
1311746_1 Throttle body
BING carburetor 94/40
BMW R 100, Monolever, Paralever
€15.50
Prices incl. VAT, plus shipping costs
Part no. 1311746
BMW R 80ST BMW R 80ST
€4,900.00
NEW
1109210_1 Cylinder "S"
Big Bore Kit "S"
98mm
€459.00
Prices incl. VAT, plus shipping costs
Part no. 1109210
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
11662103_1 Installation instruction Krauser
Krauser 4-valve / MKM
€20.00
Prices incl. VAT, plus shipping costs
Part no. 11662103
16112323995_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. 16112323995
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
Artikelbild Piston ring Set
98mm "MAHLE"
For Big Bore Kit piston
€89.00
Prices incl. VAT, plus shipping costs
Part no. 1109033
Artikelbild Power Kit 860cc
Plug & Play
BMW R 65 up to 9/80
€888.00 €1,096.00
Prices incl. VAT, plus shipping costs
Part no. 1100871
Artikelbild Power Kit 860cc
Plug & Play
BMW R 45 from 9/80, R 65GS, R 65 Monolever 27hp
€888.00 €1,069.00
Prices incl. VAT, plus shipping costs
Part no. 1100860
Artikelbild Silencer
Black chrome
BMW R 65GS, R 80G/S
€739.00
Prices incl. VAT, plus shipping costs
Part no. 1812018
Artikelbild Oil cooler Kit
BMW 2v Boxer models
Centered position
€469.00
Prices incl. VAT, plus shipping costs
Part no. 1142400
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 Cylinder base gasket
Aluminium 99mm
BMW /5, /6, /7 models up to 9/80

€3.95
Prices incl. VAT, plus shipping costs
Part no. 1111001
Artikelbild Circlip "MAHLE"
Siebenrock Big Bore Kit 1070cc
Gudgeon pin
€0.95
Prices incl. VAT, plus shipping costs
Part no. 1109106
Artikelbild Piston
Power Kit 1000cc
BMW 2-valve Boxer models
€229.00
Prices incl. VAT, plus shipping costs
Part no. 1100120
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 "Krauser Classic" Motocase
Set
BMW 2-valve Boxer models
Improved new edition
€659.00
Prices incl. VAT, plus shipping costs
Part no. 4654100
4654839_1 Luggage rack
Mounting kit
BMW single seat G/S
€27.30
Prices incl. VAT, plus shipping costs
Part no. 4654839
Artikelbild Asymmetrical camshaft Kit
BMW 2v Boxer models from 9/78 on
€429.00
Prices incl. VAT, plus shipping costs
Part no. 1131804
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
1112261_1 Valve cover Enduro
BMW 2v Boxer models
Extra External screws
€76.99 €89.90
Prices incl. VAT, plus shipping costs
Part no. 1112261
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