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Exhaust star nut

BMW /7, Monoelver, Paralever models
With short fins

Artikelbild
€37.20

Prices incl. VAT, plus shipping costs

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

  • 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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Artikelbild Pressure ring
Exhaust 38mm
BMW 2-vakve Boxer models

€9.90
Prices incl. VAT, plus shipping costs
Part no. 1821585
Artikelbild Clamping ring
38mm
BMW 2-valve Boxer models

€11.95
Prices incl. VAT, plus shipping costs
Part no. 1821586
Artikelbild Valve cover gasket
BMW 2-valve Boxer models
€3.95
Prices incl. VAT, plus shipping costs
Part no. 1112426
Artikelbild Valve cover Classic
BMW 2-valve Boxer models
€49.75
Prices incl. VAT, plus shipping costs
Part no. 1112240
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 Fuel tap
Left side
BMW 2-valve Boxer models

€49.50
Prices incl. VAT, plus shipping costs
Part no. 1612113
Artikelbild Oil pan gasket
BMW 2-valve Boxer models
€6.95
Prices incl. VAT, plus shipping costs
Part no. 1113427
Artikelbild Cylinder gasket Set
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
Part no. 1100101
Artikelbild Cap nut stainless steel
BMW 2-valve Boxer models
For valve cover
€6.90
Prices incl. VAT, plus shipping costs
Part no. 1112330
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 Fuel tap
Right side
BMW 2-valve Boxer models

€49.50
Prices incl. VAT, plus shipping costs
Part no. 1612114
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 Oilfilter Set
Mahle
BMW 2v Boxer models without oilcooler
OX37D two-piece
€14.25
Prices incl. VAT, plus shipping costs
Part no. 1142145
Artikelbild Valve Cover Retro
BMW 2v Boxer models
Black Semi-matt
€89.90
Prices incl. VAT, plus shipping costs
Part no. 1112246
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 Piston ring Set
BMW R 80 models
800cc Nikasil plated
€37.95
Prices incl. VAT, plus shipping costs
Part no. 1125398
Artikelbild Bearing shell conrod
BMW 2v Boxer models
Standard sized
€12.50
Prices incl. VAT, plus shipping costs
Part no. 1124460
Artikelbild Exhaust nut
BMW R 45 and R 65 models
€27.50
Prices incl. VAT, plus shipping costs
Part no. 1821595
Artikelbild Diode board
BMW 2v Boxer models
€79.90
Prices incl. VAT, plus shipping costs
Part no. 1231062
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 Star Nut Wrench
BMW 2-valve Boxer models
In shop quality
€49.35
Prices incl. VAT, plus shipping costs
Part no. 1821699
Artikelbild Exhaust nut
BMW /5, /6 models
With long fins
€29.50
Prices incl. VAT, plus shipping costs
Part no. 1811270
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 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
Artikelbild Strainer Fuel tap
Karcoma
BMW 2-valve Boxer models
€9.50
Prices incl. VAT, plus shipping costs
Part no. 1612112
1131183_1 Chain tensioner Set
Simplex
BMW 2V Boxer models
€89.50
Prices incl. VAT, plus shipping costs
Part no. 1131183
Artikelbild Exhaust Thread Cutting Tool
BMW 2-valve Boxer models
M52x2
€98.00
Prices incl. VAT, plus shipping costs
Part no. 1899270
Artikelbild Shaft seal
Transmission Input 5 speed
BMW 2-valve Boxer models

€9.95
Prices incl. VAT, plus shipping costs
Part no. 2312726
Artikelbild Rubber mounts
Diode plate
BMW 2-valve Boxer models

€3.95
Prices incl. VAT, plus shipping costs
Part no. 1231131
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
Artikelbild Crankshaft seal
BMW 2v Boxer models
Front
€6.50
Prices incl. VAT, plus shipping costs
Part no. 1114011
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 Sealing rings for inspection
BMW 2V Boxer models
€4.75
Prices incl. VAT, plus shipping costs
Part no. 0711333
Artikelbild Airfilter
Mahle
BMW 2-valve Boxer models up to 9/80
LX194
€13.25
Prices incl. VAT, plus shipping costs
Part no. 1372382
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 Oilfilter Set
Mahle
BMW 2v Boxer models with oilcooler
OX36D two-piece
€14.90
Prices incl. VAT, plus shipping costs
Part no. 1142146
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 Shifter shaft seal
BMW 2-valve Boxer models
€4.90
Prices incl. VAT, plus shipping costs
Part no. 2312740
Artikelbild Clutch boot
Clutch pressure bearing
For BMW 2V, 4V, K models
€19.50
Prices incl. VAT, plus shipping costs
Part no. 2313731
Artikelbild Crankshaft seal
BMW 2-valve models
Rear
€21.95
Prices incl. VAT, plus shipping costs
Part no. 1111739
Artikelbild Valve cover Classic
BMW 2-valve Boxer models
€49.75
Prices incl. VAT, plus shipping costs
Part no. 1112240
1131183_1 Chain tensioner Set
Simplex
BMW 2V Boxer models
€89.50
Prices incl. VAT, plus shipping costs
Part no. 1131183
Artikelbild Exhaust nut
BMW /5, /6 models
With long fins
€29.50
Prices incl. VAT, plus shipping costs
Part no. 1811270
1114428_1 Timing cover gasket
BMW 2v Boxer models
Large
€4.95
Prices incl. VAT, plus shipping costs
Part no. 1114428
Artikelbild Fuel tap
Straight Karcoma
BMW 2-valve Boxer models

€54.90
Prices incl. VAT, plus shipping costs
Part no. 1612557
Artikelbild Bearing shell conrod
BMW 2v Boxer models
Standard sized
€12.50
Prices incl. VAT, plus shipping costs
Part no. 1124460
NEW
1372362_1 Intake rubber carburetor
D=62mm
BMW R 100 Paralever models

€17.90
Prices incl. VAT, plus shipping costs
Part no. 1372362
NEW
3411068_1 Brake disc Mono Right side
Floating
BMW Monolever with double disc
€219.00
Prices incl. VAT, plus shipping costs
Part no. 3411068
Artikelbild Sealing rings for inspection
BMW 2V Boxer models
€4.75
Prices incl. VAT, plus shipping costs
Part no. 0711333
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 exhaust
40mm
BMW R 90, R 100 models
30° lead-free
€48.50
Prices incl. VAT, plus shipping costs
Part no. 1134285
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 Pressure ring
Exhaust 38mm
BMW 2-vakve Boxer models

€9.90
Prices incl. VAT, plus shipping costs
Part no. 1821585
Artikelbild Clamping ring
38mm
BMW 2-valve Boxer models

€11.95
Prices incl. VAT, plus shipping costs
Part no. 1821586
Artikelbild Valve Exhaust
40mm
BMW R 80, R 90, R 100 models
45°
€58.00
Prices incl. VAT, plus shipping costs
Part no. 1134837
16112323153_1 Fuel tank
26 liters
BMW Paralever models

€890.00
Prices incl. VAT, plus shipping costs
Part no. 16112323153
NEW
Artikelbild Bearing shell connecting rod
+0,25 1.Oversize
BMW 2V Boxer models
€12.50
Prices incl. VAT, plus shipping costs
Part no. 1124419
16112323152_1 Fuel tank
26 liters
BMW Paralever models

€890.00
Prices incl. VAT, plus shipping costs
Part no. 16112323152
2300911_1 Gearbox gasket Set
BMW 50/5, R 60/5, R 75/5
4-speed gearbox
€65.90
Prices incl. VAT, plus shipping costs
Part no. 2300911
Artikelbild Brembo brake caliper
Repair kit
BMW Monolever, Paralever models
48mm
€119.00
Prices incl. VAT, plus shipping costs
Part no. 3411187
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
Siebenrock Power Kit 860cc
BMW R 45 models and R 65 with 27hp/20KW
€229.00
Prices incl. VAT, plus shipping costs
Part no. 1100867
Artikelbild Oil cooler Kit
BMW 2v Boxer models
Centered position
€469.00
Prices incl. VAT, plus shipping costs
Part no. 1142400
Artikelbild Camshaft gasket Set
BMW 2v Boxer models from 9/78 on
€18.60
Prices incl. VAT, plus shipping costs
Part no. 1114444
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 Silencer Set
40mm Chrome
BMW R 100S, R 100RS, R 100RT

€398.00
Prices incl. VAT, plus shipping costs
Part no. 1811215
Artikelbild Silencer Set
38mm Chrome
BMW /6 und /7 models

€398.00
Prices incl. VAT, plus shipping costs
Part no. 1811214
LM3080_1x Copper Paste
0.1 Kilogramm (€125.00 / 1 Kilogramm)
Liqui Moly
Content 0.1 Kilogramm (€125.00 * / 1 Kilogramm)
€12.50
Prices incl. VAT, plus shipping costs
Part no. LM3080
Artikelbild Cylinder gasket Set
Up to 9/1980
For Power Kit 1000cc, Replacement Kit
1000cc, BMW R 100 models up to 9/80
€44.60
Prices incl. VAT, plus shipping costs
Part no. 1100102
Artikelbild Star Nut Wrench
BMW 2-valve Boxer models
In shop quality
€49.35
Prices incl. VAT, plus shipping costs
Part no. 1821699
Artikelbild Oil pan distance ring
Enduro
BMW R 65, R 80G/S, R 80GS, R 100GS, R 80GS Basic

€239.00
Prices incl. VAT, plus shipping costs
Part no. 1113120
Artikelbild Foot gear change lever GS
BMW R 65GS, R 80G/S, R 80GS, R 100GS,
R 89R, R 100R
With shift roller
€79.00
Prices incl. VAT, plus shipping costs
Part no. 2341314
Artikelbild Valve Exhaust
34mm
BMW R 60/5, R 60/6, R 60/7
€48.50
Prices incl. VAT, plus shipping costs
Part no. 1134679
Artikelbild Valve intake
42mm
BMW 2v Boxer models from R 75/5 on
Not for R 45 and R 65
€25.90
Prices incl. VAT, plus shipping costs
Part no. 1134234
Artikelbild Oil pan gasket
BMW 2-valve Boxer models
€6.95
Prices incl. VAT, plus shipping costs
Part no. 1113427
Artikelbild Oil filter cover gasket
BMW 2v Boxer models
€2.95
Prices incl. VAT, plus shipping costs
Part no. 1142600
Artikelbild Diaphragm
BING Carburator 64/26, 64/28, 64/32,
BMW 2-valve Boxer models

€29.95
Prices incl. VAT, plus shipping costs
Part no. 1311774
Artikelbild Spring
BMW 2v Boxer models
For chain tensioner Simplex
€8.53
Prices incl. VAT, plus shipping costs
Part no. 1131584
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