Skip to main content
CarParts247
Lambda Sensor TOPRAN 721 861
721 861

Lambda Sensor TOPRAN 721 861

O2 Sensor TOPRAN 721 861. Fits 28 car models (CITROËN, PEUGEOT). Replaces 1 OE number.

Your car

Does this fit your car?

Choose your car and we will check this part against the manufacturer's data.

In stockPrice incl. VAT

£58.99 Save £13.00 (22%)

Buy Now

  • Delivery in 4–8 working days.
  • Delivery £5.99. Free from £50.00.
  • 14-day money-back guarantee
  • Earn 45 points on this item

Specification. From the manufacturer's data.

Brand
TOPRAN
Category
O2 Sensor
Length [mm]
590 mm
Number of pins
4 -pin connector
MPN
721 861
SKU
0301-721 861
What's included
1x O2 Sensor

OE numbers. The originals this part replaces.

Numbers the vehicle makers and other brands use for this part. Only a confirmed OE number links to its own page; other brands' equivalents are under “Equivalent products”.

Equivalent products. They fit in the same place.

32 available · 165 numbers In stock from £27.99 to £73.99.

All O2 Sensor
Show 20 more
All 165 cross-reference numbers

Numbers other makers give for this part. They are aftermarket numbers, not the vehicle maker's OE numbers; a linked number is one we sell.

  • ACI-AVESA SLS-13176
  • ACI-AVESA SLS-45610
  • AIC 70780
  • ASAM AUTOMOTIVE 74140
  • ASAM AUTOMOTIVE 74204
  • ASHUKI by Palidium 9200-49682
  • ASTEMO-HITACHI 135333
  • ASTEMO-HITACHI 2505333
  • at autoteile germany at12356
  • AUTLOG AS2212
  • AUTOMEGA 150073410
  • AUTOTEAM M0344
  • BLUE PRINT ADP157002C
  • BorgWarner (BERU) OZH 238
  • BorgWarner (BERU) OZH238
  • BOSCH 0 258 986 507
  • BV PSH 071.004.280
  • CALORSTAT by Vernet LS140193
  • CASALS 6771
  • CASCO CSN38T00GS
  • CASCO CSN70T09AS
  • CASCO CSN70T09GS
  • CONTINENTAL/VDO A2C59513173Z
  • CSV electronic parts CSL2344
  • DELPHI ES10797-12B1
  • DELPHI ES20230-12B1
  • DELPHI ES20258-12B1
  • DELPHI ES20308-12B1
  • DENSO DOX-0119
  • DENSO DOX-1538
  • DIPASPORT INJLS077DNSN
  • DIPASPORT INJLS077HLLN
  • DIPASPORT INJLS077MRLN
  • DT Spare Parts 12.27041
  • EFI AUTOMOTIVE 301439
  • ELTA AUTOMOTIVE EX0008
  • ELTA AUTOMOTIVE XLS1014
  • ENGITECH ENT600010
  • EPS 1997588
  • EPS 1997688
  • ERA 570111A
  • ERA 570211
  • ERA 570211A
  • ESEN SKV 09SKV062
  • ESEN SKV 09SKV097
  • ESEN SKV 09SKV120
  • ESEN SKV 09SKV703
  • ESEN SKV 09SKV904
  • EUROREPAR E144003
  • FACET 10.7588
  • FACET 10.7688
  • FAE 77240
  • FEBI BILSTEIN 26172
  • FEBI BILSTEIN 175831
  • FENNO XL7826.40.057
  • FISPA 90344
  • FISPA 90344A2
  • FLAMAR SNF020T07CP
  • FLAMAR SNF020T07HQ
  • FLAMAR SNF110T83CH
  • GAT EUROKAT 876.199
  • GEBE 9 7162 1
  • HC-Cargo 181702
  • HELLA 6PA 358 066-191
  • HELLA 6PA 358 103-391
  • HOFFER 7481744
  • INTERMOTOR 64266
  • INTERMOTOR KNL263
  • INTERMOTOR LB1489
  • INTERMOTOR LLB210
  • ITN 15-OS-124
  • ITN 15-OS-125
  • ITN 15-OS-132
  • ITN 15-OS-138
  • KAWE 8845 12060
  • KAWE 8845 28040
  • KLAXCAR FRANCE 49006z
  • KLAXCAR FRANCE 49009z
  • KLAXCAR FRANCE 49502Z
  • KW 497 588
  • KW 497 688
  • LEMARK LLB210
  • LRT L0020B560
  • LUCAS LEB459
  • LUCAS ELECTRICAL LEB459
  • MAGNETI MARELLI 460001813010
  • MAGNETI MARELLI 466016355043
  • MAXGEAR 59-0013
  • MAXGEAR 59-0098
  • MDR EPS-1997 588
  • MDR EPS-1997 688
  • MEAT & DORIA 81744
  • METZGER AUTOTEILE 0893003
  • METZGER AUTOTEILE 0893058
  • MOBILETRON OS-B463P
  • MOTAQUIP LVOS6027
  • MTE-THOMSON 7826.40.057
  • MTR 12192172
  • NAP CLS10005
  • NGK 1813
  • NGK 1952
  • NGK 92368
  • NPS DOX-0114
  • NTY ESL-CT-004
  • NTY ESL-UV-001
  • Omnicraft 2376221
  • OSSCA 09270
  • PATRON POS001
  • PIERBURG 7.02604.11.0
  • PROFIT 4005-0004
  • QUINTON HAZELL XLOS1206
  • REAL 8021500TOE
  • REAL 8028290TBN
  • REAL 8028290TOE
  • RECOFICIAL CSL2344
  • RIDEX 3922L0038
  • RIDEX 3922L0038P
  • RIDEX 3922L0095
  • RIDEX 3922L0095P
  • RIDEX 3922L0225
  • RIDEX 3922L0225P
  • RIDEX 3922L0346
  • RIDEX 3922L0576
  • RIDEX 3922L0576P
  • SANDO SSN38T00.1
  • SANDO SSN70T09.0
  • SANDO SSN70T09.1
  • SIDAT 90344
  • SIDAT 90344A2
  • Stark SKLS-0140037
  • Stark SKLS-0140082
  • Stark SKLS-0140133
  • Stark SKLS-0140506
  • Stark SKLS-0140736
  • STARTVOLT VS-OS 2022
  • SWAG 33 10 3127
  • SWAG 62 92 6172
  • TRISCAN 8845 12060
  • TRISCAN 8845 28040
  • VALEO 368069
  • VALEO 368459
  • VEGAZ DLS-384
  • VEMO V22-76-0007
  • VEMO V42-76-0004
  • WALKER PRODUCTS 250-24178
  • WALKER PRODUCTS 350-34613
  • WE PARTS 290960325
  • WILMINK GROUP WG1014019
  • WILMINK GROUP WG1029044
  • WILMINK GROUP WG1029211
  • WILMINK GROUP WG1029297
  • WILMINK GROUP WG1029318
  • WILMINK GROUP WG1029355
  • WILMINK GROUP WG1032856
  • WILMINK GROUP WG1431135
  • WILMINK GROUP WG1461220
  • WILMINK GROUP WG1796619
  • WXQP 11150
  • WXQP 130113
  • WXQP 130117
  • WXQP 230117
  • WXQP 230119
  • WXQP 330255
  • WXQP 520069
  • WXQP 520071

Compatible cars. CITROËN, PEUGEOT, 28 models.

Matched from the manufacturer's data.

O2 Sensor for CITROËNO2 Sensor for PEUGEOT

Models TOPRAN 721 861 fits
ModelEnginesYears
CITROËN11 models
CITROËN BERLINGO / BERLINGO FIRST Box Body/MPV (M)1.4 bivalent, 1.4 i (MBKFX, MBKFW), 1.4 i bivalent (MBKFW)1996–2011
CITROËN BERLINGO / BERLINGO FIRST MPV (MF, GJK, GFK)1.4 bivalent, 1.4 i (MFKFX, MFKFW, GJKFWB, GJKFWC, GFKFWC), 1.4 i bivalent (MFKFW)1996–
CITROËN C2 (JM)1.1, 1.42003–2017
CITROËN C3 I (FC, FN)1.1 i, 1.4 i, 1.4 i Bivalent2002–2013
CITROËN C3 II (SC)1.42009–
CITROËN C3 Pluriel (HB)1.42003–
CITROËN5 more models
Models TOPRAN 721 861 fits
ModelEnginesYears
CITROËN NEMO Box Body/MPV (AA)1.42008–
CITROËN NEMO MPV1.42009–
CITROËN SAXO (S0, S1)1.4 VTS, 1.6 VTS1996–2004
CITROËN XSARA (N1)1.4 i, 1.4 LPG1997–2005
CITROËN XSARA Break (N2)1.4 i, 1.4 LPG1997–2010
PEUGEOT17 models
Models TOPRAN 721 861 fits
ModelEnginesYears
PEUGEOT 1007 (KM)1.42005–
PEUGEOT 106 II (1A, 1C)1.4 i, 1.6 S161996–2005
PEUGEOT 206 Hatchback (2A/C)1.1 i, 1.4 CNG, 1.4 i1998–2012
PEUGEOT 206 SW (2E/K)1.1, 1.42002–
PEUGEOT 206+ (2L, 2M)1.1, 1.4 i2009–2013
PEUGEOT 207 (WA, WC)1.42006–2015
PEUGEOT 207 SW (WK)1.42007–2013
PEUGEOT 306 (7B, N3, N5)1.4 SL1993–2003
PEUGEOT 306 Break (7E, N3, N5)1.41994–2002
PEUGEOT 306 Hatchback (7A, 7C, N3, N5)1.41993–2003
PEUGEOT 307 (3A/C)1.42000–2012
PEUGEOT 307 Break (3E)1.42002–2009
PEUGEOT 307 SW (3H)1.42002–2009
PEUGEOT BIPPER (AA)1.42008–
PEUGEOT BIPPER TEPEE1.42008–
PEUGEOT PARTNER Box Body/MPV (5, G)1.4, 1.4 CNG1996–
PEUGEOT PARTNER MPV (5, G)1.41996–

Always verify compatibility with your vehicle before ordering.

More about this part. Related categories and similar parts.

TOPRAN

More TOPRAN parts

Related categories

All O2 SensorCITROËNPEUGEOT

Customers also bought

Common OE numbers for this part

Common original equipment numbers linked to replacement-part pages.

Related Guides

Lambda Sensor Buying GuidePre-cat and post-cat oxygen sensors — diagnostic codes, emissions impact, and choosing direct-fit vs universal.

Delivery and returns. No small print.

£5.99

Standard delivery

See the delivery estimate beside the price.

£50.00

Free delivery

Orders from £50.00

14 days

Returns

Money back if the part does not fit.

  • Visa
  • Mastercard
  • PayPal
  • Apple Pay
  • Google Pay
  • Klarna

Secure payments

Encrypted checkout

2-year warranty against manufacturing defects on all parts, counted from delivery. 14-day money-back guarantee if the part doesn't fit your vehicle. Delivery terms

We ship from the EU to 201 countries. Deliveries within the EU carry no customs charges; outside the UK and the EU, the destination country may charge import duties and taxes, paid on delivery. Delivery times and prices by country

Delivery times to EU countries (working days)

Austria 4–7, Belgium 4–7, Bulgaria 5–9, Croatia 5–9, Cyprus 4–19, Czechia 4–7, Denmark 4–8, Estonia 3–4, Finland 6–10, France 5–8, Germany 3–5, Greece 6–10, Hungary 4–7, Ireland 5–9, Italy 5–9, Latvia 2–3, Lithuania 2–3, Luxembourg 4–7, Malta 4–9, Netherlands 4–7, Poland 3–6, Portugal 6–10, Romania 4–8, Slovakia 4–7, Slovenia 4–8, Spain 6–9, Sweden 5–10