We’re taking a short break!


From October 27th to October 31st, 2025, we’ll be on company holidays.

 

All orders placed by October 24th at 3:00 p.m. will be shipped the same day!


Our online shop remains open around the clock – 24/7!

 

Starting November 3rd, 2025, we’ll be back and will process all orders as quickly as possible.

 

Your Siebenrock Team

 

Jump to main content
Categories

Seat foam

BMW Monolever models

Preview: 5255865_1 Preview: 5255865_2
5255865_1
5255865_2
   
€89.00

Prices incl. VAT, plus shipping costs

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

  • part no.: 5255865
Description Evaluations 0
Description
Classically shaped seat foam core, manufactured from high-quality materials using the latest... more
Close menu
Seat foam
Classically shaped seat foam core, manufactured from high-quality materials using the latest production techniques.

This is a high-density replacement foam for the dual seat. The foam has an optimized shape that provides significantly better support than the original.

Siebenrock Product
Every original Siebenrock product carries this seal, guaranteeing you the highest quality, consistently optimized down to the finest detail.

Best quality.
Small production runs.
Handmade.
Made in Germany.

TIP
It is not always necessary to replace the entire seat when renovating a vehicle. Thanks to the wide range of accessories in the Siebenrock program, it is possible to renew individual segments.

Fits:
Seat cover: Art. No. 5255862.
Complete seat: Art. No. 5255860.

Price per piece.

Spare part for the classic BMW Monolever models
R 65, R 80, R 80RT, R 100RS, R 100RT.

Information on product safety
Fits for BMW R2V: R 65 Mono from 85 on, R 80 Mono from 85 on, R 100 RS/RT Mono from 87 on
Evaluations 0
Read, write and discuss reviews... more
Close menu
Customer evaluation for "Seat foam"
Write an evaluation
Evaluations will be activated after verification.

The fields marked with * are required.

Customers also bought Customers also viewed
Customers also bought
Customers also viewed
3353122_1 Shock YSS
BMW Monolever models
"Mono"
€359.00
Prices incl. VAT, plus shipping costs
Part no. 3353122
NEW
5253128_1 Seat Support rubber
10mm
BMW 2-valve Boxer models
€2.95
Prices incl. VAT, plus shipping costs
Part no. 5253128
3353730Y_1 Shock YSS
BMW R 65GS, R 80G/S
Eco
€298.00
Prices incl. VAT, plus shipping costs
Part no. 3353730Y
3353122Y_1 Shock YSS
BMW Monolever models
"Mono" Black edition
€389.00
Prices incl. VAT, plus shipping costs
Part no. 3353122Y
NEW
5253319_1 Seat Support rubbert
5mm
BMW 2-valve Boxer models
€3.10
Prices incl. VAT, plus shipping costs
Part no. 5253319
NEW
3431960_1 Rear brake master cylinder
BMW R 100 models
Rear
€389.00
Prices incl. VAT, plus shipping costs
Part no. 3431960
8122143_1 Adhesive Petec power gel
0.02 Kilogramm (€592.50 / 1 Kilogramm)
BMW 2v Boxer models
Content 0.02 Kilogramm (€592.50 * / 1 Kilogramm)
€11.85
Prices incl. VAT, plus shipping costs
Part no. 8122143
Artikelbild Seat foam
High
MW R 80GS, R 80GS PD, R 100GS, R 100GS PD, R 80R, R 100R
€89.00
Prices incl. VAT, plus shipping costs
Part no. 5255206
NEW
1100065_1 Power Kit Extra 1000cc 99mm
Plug & Play
BMW R 60/6 from 9/1975 on, R 60/7
€1,179.00
Prices incl. VAT, plus shipping costs
Part no. 1100065
NEW
1100062_1 Power Kit Extra 1000cc 97mm
Plug & Play
BMW R 60/5 , R 60/6 up to 9/1975
€1,179.00
Prices incl. VAT, plus shipping costs
Part no. 1100062
NEW
1113093_1 Siebenrock FM Oil pan
BMW 2-valve Boxer models
Black Logo and fins polished
€879.00
Prices incl. VAT, plus shipping costs
Part no. 1113093
NEW
1113091_1 Siebenrock FM Oil pan
BMW 2-valve Boxer models
Black Logo polished
€798.00
Prices incl. VAT, plus shipping costs
Part no. 1113091
NEW
1113097_1 Siebenrock FM Oil pan
BMW 2-valve Boxer models
Individual Black
€798.00
Prices incl. VAT, plus shipping costs
Part no. 1113097
NEW
1113090_1 Siebenrock FM Oil pan
BMW 2-valve Boxer models
Basic Black
€769.00
Prices incl. VAT, plus shipping costs
Part no. 1113090
NEW
1113081_1 Siebenrock FM Oil pan
BMW 2-valve Boxer models
With polished FM logo.
€769.00
Prices incl. VAT, plus shipping costs
Part no. 1113081
NEW
1113087_1 Siebenrock FM Oil pan
BMW 2-valve Boxer models
Individual
€769.00
Prices incl. VAT, plus shipping costs
Part no. 1113087
NEW
1113080_1 Siebenrock FM Oil pan
BMW 2-valve Boxer models
Basic
€685.00
Prices incl. VAT, plus shipping costs
Part no. 1113080
1231107D_1 Diode board Replacement
270W
BMW 2-valve Boxer models

€98.00
Prices incl. VAT, plus shipping costs
Part no. 1231107D
3353111Y_1 Shock Set
BMW /5, /6 and /7 models
YSS Sport Black edition
€549.00
Prices incl. VAT, plus shipping costs
Part no. 3353111Y
3353911G_1 Shock YSS
BMW R 80GS, R 100GS
"GS Sport"
€498.00
Prices incl. VAT, plus shipping costs
Part no. 3353911G
3353508Y_1 Shock Set
R 45, R 65, R 65LS, R 65T
YSS Black edition
€389.00
Prices incl. VAT, plus shipping costs
Part no. 3353508Y
3353733Y_1 Shock YSS
BMW R 65GS, R 80G/S
"G/S Sport" Black edition
€498.00
Prices incl. VAT, plus shipping costs
Part no. 3353733Y
3353110Y_1 Shock Set
BMW /5, /6 and /7 models
YSS Black edition
€389.00
Prices incl. VAT, plus shipping costs
Part no. 3353110Y
3353451Y_1 Shock YSS
BMW R 80R, R 100R
"Sport"
€469.00
Prices incl. VAT, plus shipping costs
Part no. 3353451Y
3353911Y_1 Shock YSS
BMW R 80GS, R 100GS
"GS Sport"
€469.00
Prices incl. VAT, plus shipping costs
Part no. 3353911Y
3353733_1 Shock YSS
BMW R 65GS, R 80G/S
"G/S Sport"
€389.00
Prices incl. VAT, plus shipping costs
Part no. 3353733
3353353_1 Shock YSS
BMW R 80ST
"Sport"
€389.00
Prices incl. VAT, plus shipping costs
Part no. 3353353
3353911W_1 Shock YSS
BMW R 80GS, R 100GS
"GS Sport"
€498.00
Prices incl. VAT, plus shipping costs
Part no. 3353911W
2341639_1 Pivot bolt for gearshift lever
BMW 2-valve Boxer models
€22.50
Prices incl. VAT, plus shipping costs
Part no. 2341639
1131934S_1 Simplex timing chain lock
Single with safety spring
BMW 2v Boxer models from 9/78 on
€4.70
Prices incl. VAT, plus shipping costs
Part no. 1131934S
1131934C_1 Simplex timing chain lock
Single with safety clip
BMW 2v Boxer models from 9/78 on
€3.90
Prices incl. VAT, plus shipping costs
Part no. 1131934C
NEW
3499114_1 Screw set
Siebenrock brake discs
Brake disc hub with 4 holes
BMW 2V Boxer and K models
€5.80
Prices incl. VAT, plus shipping costs
Part no. 3499114
NEW
3499153_1 Screw set
Siebenrock brake discs
Brake disc hub with 5 holes
BMW 2V boxer models
€5.80
Prices incl. VAT, plus shipping costs
Part no. 3499153
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
Artikelbild Cylinder. Right side
Siebenrock Power Kit 860cc
BMW R 45 and R 65 models from 9/1980 on
€315.00
Prices incl. VAT, plus shipping costs
Part no. 1100865R
5253841_1 Seat cover
Guiliari sport seat
BMW /7 models
€59.00
Prices incl. VAT, plus shipping costs
Part no. 5253841
NEW
5255837_1 Single seat RS pan metal
BMW R100RS, /7 models
€399.00
Prices incl. VAT, plus shipping costs
Part no. 5255837
1212146N_1 Spark plug NGK
BPR7ES
For BMW R2V Boxer models up to 1985
€5.70
Prices incl. VAT, plus shipping costs
Part no. 1212146N
NEW
3312938_1 Final Drive Large Shaft Seal
BMW 2V Boxer models from 9/80 on
With single-sided swingarm
€31.30
Prices incl. VAT, plus shipping costs
Part no. 3312938
1311974_1 Main jet 155
BING Carburetor 64/32 /94/40
BMW 2V Boxer models
€10.95
Prices incl. VAT, plus shipping costs
Part no. 1311974
Viewed