English Reference

Word

wheelbase

Phoneticswheel·base, stress on the first syllable

US/ˈhwiɫˌbeɪs/

UK/wˈiːlbeɪs/

Countable noun

Definition

n. the distance between the front and back wheels of a car or other vehicle. A longer wheelbase usually means more room inside.

n. the distance between the centres of the front and rear axles of a wheeled vehicle, measured along its length. Longer measurements generally correlate with greater interior space and straight-line stability.

Examples

“This car has a long wheelbase for extra legroom.”

“The salesman explained that the SUV's longer wheelbase gives passengers more rear-seat space on long trips.”

“Despite sharing the same body length, the two models differ in wheelbase, with the extended version offering greater high-speed stability at the cost of a wider turning circle.”

Examples

simple

“This car has a long wheelbase for extra legroom.”

contextual

“The salesman explained that the SUV's longer wheelbase gives passengers more rear-seat space on long trips.”

complex

“Despite sharing the same body length, the two models differ in wheelbase, with the extended version offering greater high-speed stability at the cost of a wider turning circle.”

Collocations

Common phrases and expressions where native English speakers use the word “wheelbase” in context.

Verb

01. build on wheelbase

“The electric SUV is built on a long wheelbase for maximum battery space.”

verb + prep + noun

02. extend wheelbase

“Engineers extended the wheelbase to create more cabin space for passengers.”

verb + noun

03. ride on wheelbase

“The coupe rides on a short wheelbase, which sharpens cornering response.”

verb + prep + noun

04. share wheelbase

“The new saloon shares its wheelbase with the estate version.”

verb + noun

Adjective

05. generous wheelbase

“The SUV offers a generous wheelbase that comfortably seats seven adults.”

adj + noun

06. identical wheelbase

“Both models share an identical wheelbase despite their different body styles.”

adj + noun

07. long wheelbase

“The sedan's long wheelbase provides generous rear legroom on motorway journeys.”

adj + noun

Noun

08. difference in wheelbase

“The difference in wheelbase explains the estate's larger load capacity.”

noun + prep + noun

09. inch of wheelbase

“Every extra inch of wheelbase translates into noticeably more interior comfort.”

noun + prep + noun

10. increase in wheelbase

“The increase in wheelbase adds valuable knee room for rear passengers.”

noun + prep + noun

11. built on the same wheelbase

“Both SUVs are built on the same wheelbase but have different styling.”

12. longer wheelbase means more legroom

“A longer wheelbase means more legroom in the rear seats.”

Real-World Examples

“A nearly five-inch increase in wheelbase enhances rear legroom, while a 3.2 cubic-foot frunk can accommodate a couple of backpacks.”
The Verge 5 Jun 2026
“Tesla has submitted documentation for a new six-seat Model Y L in China, featuring a wheelbase measuring 3,040 mm, as revealed in information released on the website of the Chinese industry ministry on Wednesday.”
Reuters 16 Jul 2025
“At 200.8 inches long and 77.3 inches tall, the R1S is about the same size as a new Land Rover Defender 110 and a smidge smaller than a Chevy Tahoe; its 121.1-inch wheelbase is 14.7 inches less than the R1T pickup, and the R1S is 16.3 inches shorter overall.”
The Verge 22 Apr 2023
“It has a 116.5-inch wheelbase, and is 196 inches long (equivalent to the BMW 5 Series), but it handles its girth with grace on winding stretches of pastoral roads.”
The Verge 8 Sept 2017

Etymology

From wheel + base.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

Related words

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Occasional
Level
C1 · Advanced
Updated

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