Autodoc UK
Listed available in feed · Delivery time not supplied
Source updated 2 Nov 2026 · Imported 3 Nov 2026£292.99Delivery not suppliedConfirm postcode and order conditions
Visit Autodoc UK ↗Prices are last recorded observations, dated where shown. An unchanged price does not expire after a fixed number of hours. Confirm today’s price, availability and final total with the retailer.
☀ Summer
Product image unavailable
Product image unavailableRetailer-supplied model image; sidewall and markings may vary by size.
Bridgestone · Car
Alenza 001
255/50 R21 109Y
109Y
Wet gripAEfficiencyAExternal noise68 dB
From £292.99 / tyre
1 retailer · Source: 2 Nov 2026
Item prices per tyre; fitting extra. Retailer coverage comes from participating UK merchant feeds.
Autodoc UK£292.99Delivery, dates & full offer details ↓Size alone does not confirm fitment. Check your vehicle’s approved size, load, speed and any original-equipment markings.
THIS EXACT VARIANT, IN PLAIN ENGLISH
What the current record says
This summer car tyre is recorded as Bridgestone Alenza 001 in 255/50 R21, with 109Y.
Current item price£292.991 current retailer feed; fitting extra
Retailer price spreadOne current offerDifference between current item prices
Tyre-label recordwet grip A · efficiency A · 68 dB external noiseRetailer-supplied values for this variant
Recorded history4 price levelsObservations since 10 Oct 2026
This summary rewrites structured catalogue fields; it is not a road test, review score or vehicle-fitment decision. Missing markings remain unconfirmed.
Compare retailer prices
Per tyre. Fitting is not included in this comparison. Confirm the final total and availability with the retailer.
Commercial disclosure We may earn a commission when you buy through these links. Prices are ordered from low to high, regardless of commission.
EXPLORE THE CAR REFERENCES
Cars with 255/50 R21 in their manufacturer references
2 model guides mention this size. Open a guide to check the documented edition, wheel option and axle.
Size match only — compatibility is not confirmed. The tyre shown may have different load or speed ratings, XL/HL, run-flat construction or manufacturer markings. Check your exact generation, trim, wheel and axle requirements before buying.
BMW iX →
UK online tyre reference; checked 30 September 2026
United Kingdom
- 255/50 R21 109 Y XL · Front and rear
iX; standard (STD)
BMW X5 →
UK online tyre reference; checked 30 September 2026
United Kingdom
- 255/50 R21 109 Y XL · Front
X5; standard (STD)
THE PRICE, OVER TIME
Recorded price changes.
10 Oct 2026 – 2 Nov 2026 · UK GBP item price per tyre
━ Autodoc UK
Each point is a dated retailer-feed observation. Repeated unchanged prices are not added as new changes. Lines connect recorded levels; changes between checks may be missing. Delivery and fitting are excluded. This is a short history from participating retailer feeds, not a market price index.
View dates and prices as a table
| Retailer | Change observed | Item price |
|---|---|---|
| Autodoc UK | 10 Oct 2026 | £297.99 |
| Autodoc UK | 19 Oct 2026 | £296.99 |
| Autodoc UK | 31 Oct 2026 | £293.99 |
| Autodoc UK | 1 Nov 2026 | £292.99 |
Autodoc UK last source check: 2 Nov 2026
YOUR SIZE IN CONTEXT
How does this variant compare?
Among 18 current summer variants in 255/50 R21, from 8 brands in our feeds. Each variant contributes its lowest available item price once.
This variant£292.99
Same-size median£269.32
Same-size range£206.99–£1,733.00
Wet-grip A8 / 18Variants with a supplied grade
Ratings, load, speed, construction and manufacturer approvals may differ within this size. Price position is not a performance score or a fitment recommendation.
EXPLORE THE ALTERNATIVES
Similar tyres in 255/50 R21
Same recorded size, season, vehicle category, XL marking and run-flat status. Exact-rated choices are limited, so some cards have different load or speed ratings, clearly marked below.
Check the full specification and manufacturer markings. A missing run-flat marking is not proof of conventional construction. These suggestions do not confirm vehicle fitment. Check your car’s requirements.
Same recorded load & speed
Product image unavailableEfficientGrip Performance 2
255/50 R21 109Y
Wet gripAEfficiencyANoise69 dB
Autodoc UK
mytyres.co.uk
mytyres.co.ukFrom
£251.99 / tyre
3 retailers · fitting extra
£41.00 less per tyre · External noise 69 vs 68 dB
Same recorded load & speed
Product image unavailableVentus evo K137
255/50 R21 109Y
Wet gripAEfficiencyBNoise71 dB
mytyres.co.ukAutodoc UKFrom
£231.42 / tyre
4 retailers · fitting extra
£61.57 less per tyre · Efficiency B vs A · External noise 71 vs 68 dB
Different load or speed — check requirements
Product image unavailableEagle NCT5
255/50 R21 106W
Wet gripCEfficiencyDNoise72 dB
Autodoc UKmytyres.co.uk
mytyres.co.ukFrom
£725.99 / tyre
3 retailers · fitting extra
Load 106 vs 109 · Speed W vs Y · £433.00 more per tyre · Wet grip C vs A · Efficiency D vs A · External noise 72 vs 68 dB
The finer details
Know what you’re comparing.
Specifications are supplied by the retailer for this variant. A missing field means it is not confirmed. Label values can differ between sizes of the same model.
How to read tyre labels ↗- Tyre size
- 255/50 R21
- Load index
- 109
- Speed rating
- Y
- Season
- Summer
- Vehicle category
- Car
- Extra load (XL)
- Not marked in feed
- Run-flat
- Not confirmed
- EV suitability
- Not confirmed
- Wet grip
- A
- Fuel efficiency
- A
- External rolling noise
- 68 dB
- Manufacturer part number
- Not supplied
- EAN / GTIN
- 03286343095911
Source & product identity
Offers are matched by validated EAN/GTIN with matching brand, size, load and speed; manufacturer part numbers must also agree when both records supply them. Tyres without a valid GTIN remain retailer-specific. Merchant specification: 109Y.
These are dated retailer feed observations, not independent tyre tests or guaranteed stock. Autodoc UK feed updated 2 Nov 2026.
A closer look at Alenza 001
Four-tyre item subtotal
Four units of this exact listed tyre variant at the lowest displayed item price would total £1,171.96. This is an item-price calculation; fitting, delivery and vehicle suitability must be checked separately.
Exact-product identifier
The recorded barcode 03286343095911 passes its check-digit calculation. Use the complete code when comparing this item with another listing; the check digit checks the code format, not authenticity or compatibility.
Reading the Item price column
In the 4 numeric rows displayed in this table, Item price ranges from 292.99 (Autodoc UK) to 297.99 (Autodoc UK). The difference is 5 in the column's stated units. This summary covers the displayed rows and retains the table's period and scope.