EXTREME C 42

Brand from China, 8 variants in the manufacturer’s shop.

Dimensions to scale, shape schematic

Rim depth: 42 mm; Source

Source: 9velo.com, As of 15 Nov 2026

“Rim Depth: 42mm”
Internal width: Internal width according to the shop: 23.6 mm.

Green: 23 mm internal width or more. Yellow: 21 to under 23 mm. Red: under 21 mm.; Source

Source: 9velo.com, As of 15 Nov 2026

“Rim Inner Width: 23.6mm”; Tire width on this rim
External width: External width according to the shop: 30 mm, internal width 23.6 mm, so 6.4 mm wider outside than inside.

Rated is how much wider the rim is outside than inside. Green: at least 7 mm. Yellow: 5 to under 7 mm. Red: under 5 mm.; Source

Source: 9velo.com, As of 15 Nov 2026

“Rim Outer Width: 30mm”
Set weight: Expected at 42 mm depth and 23.6 mm internal width: 1,274 g. Stated: 1,032 g, manufacturer’s claim.

Expected from a robust regression over the manufacturer’s claims of 1,285 wheelsets by rim depth and internal width. Green: lighter than expected. Yellow: up to 10% heavier than expected. Red: more than 10% heavier. With green load capacity, 5 and 12% apply.

± 30 g; Source

Source: 9velo.com, As of 15 Nov 2026

“Weight (Front + Rear)*: 1032±30g*”

All values are manufacturer’s claims unless marked otherwise. “Source” shows link and date.

System limit according to the manufacturer: 95 kg (System Weight Limit: 95kg/209lbs). The manufacturer states no max. rider weight.

Rated is the max. rider weight, without it the max. system weight (rider, bike and luggage); a limit without reference counts as system weight. If the rider weight is above the system weight, the system weight counts. Green: rider from 120 kg, system from 130 kg. Yellow: rider 100 to under 120 kg, system 110 to under 130 kg. Red: below. Grey: the manufacturer states no limit.
Duties and import VAT according to the shop: you pay them on import.

Green: included, so duties paid delivery (DDP), or shipped from the EU. Yellow: you pay them on import, plus at least 19% import VAT, or only the taxes are included and the duties stay open. Grey: the shop does not say clearly.
Shipping to Germany according to the shop: free.

Green: free to Germany. Yellow: paid. Grey: the shop does not say clearly.
Delivery time according to the shop: 12 to 20 business days.

The upper value counts, days count as business days × 5/7. Green: up to 10 business days. Yellow: 11 to 20 business days. Red: more than 20 business days.
Returns according to the shop: period unclear, you pay return shipping.

Green: 30 days or more if the shop pays return shipping. Yellow: any other period, including returns only for defects.
For original owners, from receipt, against manufacturing and workmanship defects. Bearings, spokes, nipples and brake track count as wear. 9Velo pays shipping in the first 6 months, after that you do. After that, lifetime repair for an extra charge.

Green: 3 years or more, or lifetime. Yellow: 2 years. Red: under 2 years.
Lifetime discounted replacement after a crash. The shop does not state the discount amount.

Green: the brand offers crash replacement, a discounted replacement after a crash. Red: it offers none. Grey: it does not say clearly.
According to the product page, included: tubeless valves, spare spokes, spare nipples, rim tape.

Green: wheel bags and more accessories included. Yellow: accessories such as valves, spare spokes or rim tape included, but no wheel bags. Red: the package list names only the wheels. Grey: the shop does not name what is included.

Specifications

Terms explained

9VELO EXTREME C 42, as claimed by the manufacturer: rim depth 42 mm, 23.6 mm internal width, 30 mm external width, 1,032 g per set, 20/20 Carbon spokes.

Load capacity

Max. rider weight: unknown
Max. system weight: 95 kg

Source

Source: 9velo.com, As of 15 Nov 2026

“System Weight Limit: 95kg/209lbs”
UCI approval: unknown

Spokes

Count F/R: 20/20

Source

Source: 9velo.com, As of 15 Nov 2026

“Spoke Hole Count: 20H/20H”
Material: Carbon

Source

Source: 9velo.com, As of 15 Nov 2026

“Spoke: Carbon Spoke, 1:1 pattern”
Model: unknown

Hub

Model: unknown
Freehub mechanism: Ratchet

Source

Source: 9velo.com, As of 15 Nov 2026

“Hub: 9Velo X21 Ultra-lightweight Carbon-Spoke Hub, Straight Pull ( Anti-friction Ratchet, 36 Teeth), Center Lock, 12*100/12*142”

In the box

Included: tubeless valves, spare spokes, spare nipples, rim tape

Source

Source: 9velo.com, As of 15 Nov 2026

“IN THE BOX | Wheelset | Tubeless tape:pre-installed | Tubeless valves | Spare spokes | Spare nipples”

Buy from 9VELO

9VELO

Brand from China, 18 wheelsets.

Shipping to Germany: free
Duties and import VAT: you pay them on import
Delivery time: 12 to 20 business days
Ships from: unclear
Returns: period unclear, you pay return shipping
Payment methods: PayPal, Credit card
Warranty: 2 years
Crash replacement: yes
Warranty handling: unclear

This is what the shop’s pages say, for deliveries to Germany. Sources, details and contact are on the brand page.

All about 9VELO All 18 wheelsets from 9VELO in the list

Offers

€1,719 $1,899 in the shop 8 variants lowest price

Variant	Link to the shop
(Pre-order) EXTREME C42, Shimano 11/12s Compatible, Polished Silver	In the shop: (Pre-order) EXTREME C42, Shimano 11/12s Compatible, Polished Silver
(Pre-order) EXTREME C42, Shimano 11/12s Compatible, Space Gray	In the shop: (Pre-order) EXTREME C42, Shimano 11/12s Compatible, Space Gray
(Pre-order) EXTREME C42, Sram XDR, Polished Silver	In the shop: (Pre-order) EXTREME C42, Sram XDR, Polished Silver
(Pre-order) EXTREME C42, Sram XDR, Space Gray	In the shop: (Pre-order) EXTREME C42, Sram XDR, Space Gray
(Pre-order) EXTREME C42, Campagnolo N3W 13S, Polished Silver	In the shop: (Pre-order) EXTREME C42, Campagnolo N3W 13S, Polished Silver
(Pre-order) EXTREME C42, Campagnolo N3W 13S, Space Gray	In the shop: (Pre-order) EXTREME C42, Campagnolo N3W 13S, Space Gray
(Pre-order) EXTREME C42, Campagnolo 11/12S, Polished Silver	In the shop: (Pre-order) EXTREME C42, Campagnolo 11/12S, Polished Silver
(Pre-order) EXTREME C42, Campagnolo 11/12S, Space Gray	In the shop: (Pre-order) EXTREME C42, Campagnolo 11/12S, Space Gray

Prices from the manufacturer’s shop, as of 15 Nov 2026. Free shipping. You pay duties and import VAT on import. A final price with shipping and charges will follow.

Prices in € converted at €1 = $1.1052 as of 13 Nov 2026 (Source: ECB reference rates). The amount your bank charges can differ, depending on its rate and fees.

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Similar wheelsets from other brands

Wheelset	Depth	Internal	Weight	Price from
9VELO EXTREME C 42 this wheelset	42 mm	23.6 mm	1,032 g	€1,719
Nepest RELI 46	46 mm	24 mm	1,245 g +213 g	€900 −€819
Elitewheels Drive G CS 45	45 mm	24 mm	1,300 g +268 g	€1,149 −€570
Serenade ARW 40	40 mm	25 mm	1,215 g +183 g	€631 −€1,088
Carbonal Gravel SR270 + Carbon 24mm Internal Width CLINCHER D24-44	44 mm	24 mm	1,250 g +218 g	€660 −€1,059

Selected by specs: rim depth ±5 mm, internal width ±2 mm, one wheelset per brand. Order as in the list: rating points, on a tie the price, then the smaller deviation in depth and internal width. Price from as in the list, without shipping and import charges.

Sources

Product page 9velo.com retrieved 15 Nov 2026