Exhaust star nut

€39.95

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

part no.: 1821721

This is a high quality replacement star nut for the exhaust headers. Price per piece. TIP... more

Exhaust star nut

This is a high quality replacement star nut for the exhaust headers.
Price per piece.

TIP
Please order the suitable clamping and pressure rings at the same time.

Clamping ring 38mm art.no. 1821586
Thrust ring 38mm art.no. 1821585

Clamping ring 40mm art.no. 1821449
Pressure ring 40mm art.no. 1821448.

Spare part for the classic BMW airhaed models
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 80G/S, R 80ST,
Paralever models R 80GS, R 100GS, R 80GS PD, R 100GS PD, R 80R, R 100R, R 100R Mystic, R 80GS Basic
Monolever models R 80, R 80RT, R 100RS, R 100RT

Compare 18211234721 / 18-21-1-234-721

Information on product safety

Fits for BMW R2V:

R 60/7, R 75/7, R 80 up to 84, R 100 up to 84, 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, R 80R 91-95, R 100R 91-95

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Pressure ring
Exhaust 38mm

BMW 2-vakve Boxer models

€9.90

Prices incl. VAT, plus shipping costs

Part no. 1821585

Clamping ring
38mm

BMW 2-valve Boxer models

€11.95

Prices incl. VAT, plus shipping costs

Part no. 1821586

Valve cover gasket

BMW 2-valve Boxer models

€3.95

Prices incl. VAT, plus shipping costs

Part no. 1112426

Valve cover Classic

BMW 2-valve Boxer models

€49.75

Prices incl. VAT, plus shipping costs

Part no. 1112240

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

Fuel tap
Left side

BMW 2-valve Boxer models

€49.50

Prices incl. VAT, plus shipping costs

Part no. 1612113

Oil pan gasket

BMW 2-valve Boxer models

€6.95

Prices incl. VAT, plus shipping costs

Part no. 1113427

Cylinder gasket Set
From 9/1980 on

For Power Kit 1000cc, Replacement Kit
1000cc, BMW R 100 models from 9/80 on

€49.50

Prices incl. VAT, plus shipping costs

Part no. 1100101

Cap nut stainless steel

BMW 2-valve Boxer models
For valve cover

€6.90

Prices incl. VAT, plus shipping costs

Part no. 1112330

Pushrod tube seal
18mm

BMW 2v Boxer models from 9/75 on

€3.95

Prices incl. VAT, plus shipping costs

Part no. 1132995

Fuel tap
Right side

BMW 2-valve Boxer models

€49.50

Prices incl. VAT, plus shipping costs

Part no. 1612114

Steering head bearing

BMW 2V Boxer, K 2V, K 4V, F models

€21.90

Prices incl. VAT, plus shipping costs

Part no. 0711070

Oilfilter Set
Mahle

BMW 2v Boxer models without oilcooler
OX37D two-piece

€14.30

Prices incl. VAT, plus shipping costs

Part no. 1142145

Valve Cover Retro

BMW 2v Boxer models
Black Semi-matt

€89.90

Prices incl. VAT, plus shipping costs

Part no. 1112246

Valve guide

BMW 2V Boxer models
Not for R 45 and R 65

€14.30

Prices incl. VAT, plus shipping costs

Part no. 1112708

Bearing shell conrod

BMW 2v Boxer models
Standard sized

€12.50

Prices incl. VAT, plus shipping costs

Part no. 1124460

Piston ring Set

BMW R 80 models
800cc Nikasil plated

€37.95

Prices incl. VAT, plus shipping costs

Part no. 1125398

Exhaust nut

BMW R 45 and R 65 models

€28.65

Prices incl. VAT, plus shipping costs

Part no. 1821595

Diode board

BMW 2v Boxer models

€79.90

Prices incl. VAT, plus shipping costs

Part no. 1231062

Airfilter
Mahle

BMW 2-valve Boxer models from 9/80 on
LX56

€25.25

Prices incl. VAT, plus shipping costs

Part no. 1372080

Star Nut Wrench

BMW 2-valve Boxer models
In shop quality

€49.35

Prices incl. VAT, plus shipping costs

Part no. 1821699

Chain tensioner Set
Simplex

BMW 2V Boxer models

€97.00

Prices incl. VAT, plus shipping costs

Part no. 1131183

Exhaust nut

BMW /5, /6 models
With long fins

€36.90

Prices incl. VAT, plus shipping costs

Part no. 1811270

Clutch disc
MCC600 Lucas

BMW 2v Boxer models from 9/80 on

€89.50

Prices incl. VAT, plus shipping costs

Part no. 2121512L

Cylinder head gasket

BMW 2-valve Boxer 1000cc and
Power Kit 860cc, Power Kit 1000cc

€12.90

Prices incl. VAT, plus shipping costs

Part no. 1112715

Strainer Fuel tap
Karcoma

BMW 2-valve Boxer models

€9.50

Prices incl. VAT, plus shipping costs

Part no. 1612112

Exhaust Thread Cutting Tool

BMW 2-valve Boxer models
M52x2

€99.80

Prices incl. VAT, plus shipping costs

Part no. 1899270

Shaft seal
Transmission Input 5 speed

BMW 2-valve Boxer models

€9.95

Prices incl. VAT, plus shipping costs

Part no. 2312726

Rubber mounts
Diode plate

BMW 2-valve Boxer models

€3.95

Prices incl. VAT, plus shipping costs

Part no. 1231131

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

Crankshaft seal

BMW 2v Boxer models
Front

€6.50

Prices incl. VAT, plus shipping costs

Part no. 1114011

Pushrod tube
18mm

BMW 2v Boxer models from 9/75 on
Stainless steel

€24.90

Prices incl. VAT, plus shipping costs

Part no. 1111904

Sealing rings for inspection

BMW 2V Boxer models

€5.75

Prices incl. VAT, plus shipping costs

Part no. 0711333

Crankshaft seal

BMW 2-valve models
Rear

€21.95

Prices incl. VAT, plus shipping costs

Part no. 1111739

Airfilter
Mahle

BMW 2-valve Boxer models up to 9/80
LX194

€13.25

Prices incl. VAT, plus shipping costs

Part no. 1372382

Clamping ring
Exhaust 40mm

BMW R 100S, R 100RS, R 100RT

€13.95

Prices incl. VAT, plus shipping costs

Part no. 1821449

Float
BING carburator 64/26, 64/28, 64/32, 94/40

BMW 2-valve Boxer models

€25.80

Prices incl. VAT, plus shipping costs

Part no. 1311766

Gasket Set
For Karcoma fuel tap

BMW 2-valve Boxer models

€12.95

Prices incl. VAT, plus shipping costs

Part no. 1612869

Oilfilter Set
Mahle

BMW 2v Boxer models with oilcooler
OX36D two-piece

€14.95

Prices incl. VAT, plus shipping costs

Part no. 1142146

Speedometer cable boot Gearbox input

BMW 2-valve Boxer models

€7.90

Prices incl. VAT, plus shipping costs

Part no. 6113170

Exhaust Thread Cutting Tool

BMW 2-valve Boxer models
M52x2

€99.80

Prices incl. VAT, plus shipping costs

Part no. 1899270

Valve cover gasket

BMW 2-valve Boxer models

€3.95

Prices incl. VAT, plus shipping costs

Part no. 1112426

Ring winding / strator
20A For Bosch alternator

BMW 2v Boxer models

€149.00

Prices incl. VAT, plus shipping costs

Part no. 1231041

Float needle valve
BING Carburator 64/26, 64/28, 64/32, 94/40

BMW 2-valve Boxer models

€14.25

Prices incl. VAT, plus shipping costs

Part no. 1311318

Brembo brake caliper
Repair kit

BMW 2-valve Boxer models
38mm

€69.90

Prices incl. VAT, plus shipping costs

Part no. 3411188

Fuel filler cap
Lockable

BMW 2-valve Boxer models

€169.00

Prices incl. VAT, plus shipping costs

Part no. 5125125

Repair kit brake master cylinder 13mm

BMW 2-valve Boxer models

€64.50

Prices incl. VAT, plus shipping costs

Part no. 3272784R

Exhaust Thread Cutting Tool

For BMW R 45, R 65 models, R 69S
M48x2

€99.80

Prices incl. VAT, plus shipping costs

Part no. 1899250

Silencer
Chrome

BMW R 80ST, R 80G/S PD

€796.00

Prices incl. VAT, plus shipping costs

Part no. 1812965

Engine gasket Set
From 9/1980 on

BMW R 100RS, R 100RT, R 100CS, R 100GS, R 100R

€139.00

Prices incl. VAT, plus shipping costs

Part no. 1100422

Cross pipe
Chrome

BMW /5, /6, /7 models

€49.50

Prices incl. VAT, plus shipping costs

Part no. 1811638

Airfilter
Mahle

BMW 2-valve Boxer models from 9/80 on
LX56

€25.25

Prices incl. VAT, plus shipping costs

Part no. 1372080

Battery cover
Right side

BMW R 45, R 65

€37.20

Prices incl. VAT, plus shipping costs

Part no. 4663174

Pushrod tube mandrel
18mm

BMW 2V Boxer models from 9/75 on

€9.95

Prices incl. VAT, plus shipping costs

Part no. 1111906

NEW

Manifold
Black chrome

BMW R 65LS
Right side

€219.00

Prices incl. VAT, plus shipping costs

Part no. 1814010

NEW

Manifold
40mm Chrome

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

€198.00

Prices incl. VAT, plus shipping costs

Part no. 1811441

NEW

Bearing shell connecting rod
+0,25 1.Oversize

BMW 2V Boxer models

€12.50

Prices incl. VAT, plus shipping costs

Part no. 1124419

Main stand fixing screw

BMW 2-valve Boxer models
Galvanized

€2.50

Prices incl. VAT, plus shipping costs

Part no. 4652826

Bearing bush main stand
13,5 mm

BMW 2v Boxer models

€5.90

Prices incl. VAT, plus shipping costs

Part no. 4652704

O-ring gasket Ignition distributor

BMW /5, /6 models
BMW /7 models up to 9/1978

€3.95

Prices incl. VAT, plus shipping costs

Part no. 1113426

Mounting Set
Cylinder protection 2-piece

BMW /5, /6, /7, Monolever

€79.80

Prices incl. VAT, plus shipping costs

Part no. 4671840

Brembo brake caliper
Repair kit

BMW Monolever, Paralever models
48mm

€118.90

Prices incl. VAT, plus shipping costs

Part no. 3411187

Gasket

BMW Paralever models
For front collector

€19.95

Prices incl. VAT, plus shipping costs

Part no. 1821956

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

Aternator housing
107mm

BW 2v Boxer models from 9/77 on

€139.50

Prices incl. VAT, plus shipping costs

Part no. 1231002

Sticker 900cc battery cover

BMW R 90/6, R 90S

€11.80

Prices incl. VAT, plus shipping costs

Part no. 4663329

Harness Instrument cluster
Repair kit

BMW 2v Boxer models

€75.00

Prices incl. VAT, plus shipping costs

Part no. 6211999

Digital speedo sensor
For Speedometer GS2

BMW R 65GS, R 80G/S, R 80GS, R 100GS, R 80GS Basic

€65.90

Prices incl. VAT, plus shipping costs

Part no. 6299731

Valve guide

BMW R 45, R 65 models

€14.30

Prices incl. VAT, plus shipping costs

Part no. 1112709

Valve intake
40mm

BMW R 65, R 65LS, R 65GS
7mm shaft

€26.75

Prices incl. VAT, plus shipping costs

Part no. 1134903

Testing and adjustment equipment
Hall sensor

BMW 2v Boxer models

€49.50

Prices incl. VAT, plus shipping costs

Part no. 1200087

Battery strap
19/20Ah 25/30Ah

BMW 2-valve Boxer models

€9.85

Prices incl. VAT, plus shipping costs

Part no. 6121599

Clamp
38mm

BMW R 65GS, R 80G/S, R 80ST

€19.95

Prices incl. VAT, plus shipping costs

Part no. 1821625

Throttle / Choke cable splitter

BMW 2-valve Boxer from 1981 on

€33.95

Prices incl. VAT, plus shipping costs

Part no. 3273014

Manifold
Chrome

BMW R 80ST
Right side

€219.00

Prices incl. VAT, plus shipping costs

Part no. 1811844

Rubber driver footrest
Round version

BMW /5, /6 models

€9.80

Prices incl. VAT, plus shipping costs

Part no. 4671428

"Krauser Classic" Motocase
Set

BMW 2-valve Boxer models
Improved new edition

€659.00

Prices incl. VAT, plus shipping costs

Part no. 4654100

Spark plug Bosch
WR5DC

BMW 2v Boxer models up to 1985

€5.70

Prices incl. VAT, plus shipping costs

Part no. 1212146

Spark plug Bosch
WR7DC

BMW 2v Boxer models

€5.70

Prices incl. VAT, plus shipping costs

Part no. 1212485

Hypoid gear oil

0.5 Liter (€15.70 / 1 Liter)
GL5 SAE85W-90 Liqui Moly

Content 0.5 Liter (€15.70 * / 1 Liter)

€7.85

Prices incl. VAT, plus shipping costs

Part no. LM1404

Engine Parts

Drive train

Electric

Chassis

Exhaust

Luggage

Krauser 4V MKM

Miscellaneous

Used parts

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Exhaust star nut

BMW /7, Monoelver, Paralever models
With short fins