Pendahulu MCL38, [[McLaren MCL60|MCL60]], awalnya dirancang oleh mandan direktur teknik [[James Key (Formula One)|James Key]].<ref name=":272">{{cite web |last=Medland |first=Chris |date=23 March 2023 |title=Key leaves McLaren, Sanchez returning amid technical restructure |url=https://racer.com/2023/03/23/key-leaves-mclaren-sanchez-returning-amid-technical-restructure/ |url-status=live |archive-url=https://web.archive.org/web/20230324033950/https://racer.com/2023/03/23/key-leaves-mclaren-sanchez-returning-amid-technical-restructure/ |archive-date=24 March 2023 |access-date=24 March 2023 |website=[[Racer (magazine)|RACER]] |language=en-US |issn=1066-6060}}</ref> Setelah hasil diawal musim 2023 yang menunjukkan bahwa spesifikasi awal MCL60 sangat tidak kompetitif, dan sebagai hasilnya Key meninggalkan tim.<ref name=":272" /><ref name=":2">{{cite web |date=3 January 2024 |title=Brown sets clear McLaren target for start of 2024 |url=https://www.formula1.com/en/latest/article.brown-sets-clear-mclaren-target-for-start-of-2024-as-he-says-team-are.3cFyWmIoyl99s0xLS5kbZP.html |url-status=live |archive-url=https://web.archive.org/web/20240110165437/https://www.formula1.com/en/latest/article.brown-sets-clear-mclaren-target-for-start-of-2024-as-he-says-team-are.3cFyWmIoyl99s0xLS5kbZP.html |archive-date=10 January 2024 |access-date=17 January 2024 |website=Formula1.com|publisher=[[Formula One Administration]] |language=en}}</ref> Pegawai [[Peter Prodromou]] dan [[Neil Houldey]] dipromosikan untuk memimpin departemen desain.<ref name=":272" /> Sanchez direkrut dari [[Scuderia Ferrari]] sebagai bagian dari restrukturisasi teknik, namun tidak bekerja hingga awal 2024.<ref name=":272" /> However, Sanchez left the position in April 2024, only three months into his contract.<ref name="TT">{{Cite web |last=Suttill |first=Josh |date=2024-04-02 |title=McLaren's big ex-Ferrari F1 hire out after three months |url=https://www.the-race.com/formula-1/mclaren-reshuffle-ex-ferrari-f1-hire-david-sanchez-out-after-three-months/ |access-date=2024-04-04 |website=The Race |language=en |archive-date=7 April 2024 |archive-url=https://web.archive.org/web/20240407152757/https://www.the-race.com/formula-1/mclaren-reshuffle-ex-ferrari-f1-hire-david-sanchez-out-after-three-months/ |url-status=live }}</ref>
Sejak mundurnya Key dari tim team, thetim newteknik technicalyang teambaru implementedmengimplementasikan severalbeberapa roundspeningkatan ofpada mid-seasonpertengahan upgradesmusim for theuntuk MCL60 thatyang resultedmenghasilkan inperubahan apada turnaround for the team'sperforma performancetim.<ref name=":28">{{cite web |last=Barretto |first=Lawrence |date=8 August 2023 |title=McLaren's turnaround has been spectacular – but can they now push on to challenge Red Bull? |url=https://www.formula1.com/en/latest/article.barretto-mclarens-turnaround-has-been-spectacular-but-can-they-now-push-on.52OS9YFh9YREBtJivsRwa6.html |url-access=registration |url-status=live |archive-url=https://web.archive.org/web/20230807163415/https://www.formula1.com/en/latest/article.barretto-mclarens-turnaround-has-been-spectacular-but-can-they-now-push-on.52OS9YFh9YREBtJivsRwa6.html |archive-date=7 August 2023 |access-date=7 August 2023 |website=Formula1.com|publisher=[[Formula One Administration]] |language=en}}</ref><ref name=":8">{{cite web |last1=Hughes |first1=Mark |author-link=Mark Hughes (journalist) |last2=Piola |first2=Giorgio |author-link2=Giorgio Piola |date=22 August 2023 |title=The best car, best upgrade and biggest disappointment of 2023 so far |url=https://www.formula1.com/en/latest/article.tech-tuesday-the-best-car-best-upgrade-and-biggest-disappointment-of-2023-so.1Xteai3Fjoj1laowrfmUKv.html |url-status=live |archive-url=https://web.archive.org/web/20230823030903/https://www.formula1.com/en/latest/article.tech-tuesday-the-best-car-best-upgrade-and-biggest-disappointment-of-2023-so.1Xteai3Fjoj1laowrfmUKv.html |archive-date=23 August 2023 |access-date=23 August 2023 |website=Formula1.com |publisher=[[Formula One Administration]] |language=en}}</ref> Journalist Lawrence Barretto observed that the radical changes on the MCL60 had opened up ample development opportunities for McLaren to pursue on the MCL38.<ref name=":28" />
=== EarlyPengembangan developmentawal ===
[[File:Norris & Piastri on the grid - Chinese GP 2024.jpg|thumb|left|Norris (leftkiri) anddan Piastri (rightkanan) onpada theposisi grid before the [[2024 Chinesestart Grand Prix|Chinese GrandTiongkok Prix]]2024]]
McLaren hadsebelumnya previouslymenggunakan usedterowongan aangin wind tunnel indi [[Cologne]] ownedyang bydimiliki oleh [[Toyota Gazoo Racing Europe]] and previouslydan usedsebelumnya bydigunakan theoleh [[Toyota in Formula One|Toyota Formula One Team]].<ref name=":1">{{cite web |last1=Gale |first1=Ewan |last2=Rencken |first2=Dieter |date=28 June 2023 |title=Exclusive: Brown insists no Toyota blame for McLaren facility investment |url=https://racingnews365.com/exclusive-brown-insists-no-toyota-influence-on-new-mclaren-facility |access-date=1 August 2023 |website=RacingNews365 |language=en |archive-date=1 August 2023 |archive-url=https://web.archive.org/web/20230801130856/https://racingnews365.com/exclusive-brown-insists-no-toyota-influence-on-new-mclaren-facility |url-status=live }}</ref> ThisPengaturan arrangementini posedmenjadi atantangan majorbesar challengebagi for the teamtim, askarena partsbagian-bagian hadmobil toharus bedikapalkan shipped from thedari [[McLaren Technology Centre]] indi [[Woking, England]] toke Germany in order toJerman beuntuk testeddites.<ref name=":1" /> TheTim teamtelah hadberinvestasi investeduntuk interowongan aangin windmilik tunnelmereka of their ownsendiri, which had beenyang delayedsempat bytertunda thekarena [[COVID-19 pandemic|pandemi COVID-19]].<ref name=":0">{{cite web |last=Noble |first=Jonathan |date=1 August 2023 |title=McLaren pushing to sign off final F1 'conceptual evolution' update for 2023 car |url=https://www.motorsport.com/f1/news/mclaren-pushing-to-sign-off-final-conceptual-evolution-update-for-f1-2023-car/10502886/ |url-status=live |archive-url=https://web.archive.org/web/20230801130910/https://www.motorsport.com/f1/news/mclaren-pushing-to-sign-off-final-conceptual-evolution-update-for-f1-2023-car/10502886/ |archive-date=1 August 2023 |access-date=1 August 2023 |website=[[Motorsport.com]] |publisher=[[Motorsport Network]] |language=en}}</ref> McLaren beganmulai development of thepengembangan MCL38 inpada JulyJuli 2023.<ref name=":47">{{cite web |last=Haupt |first=Andreas |date=8 November 2023 |title=McLarens beste Saisonleistung: Der große Red-Bull-Rivale 2024? |url=https://www.auto-motor-und-sport.de/formel-1/mclaren-wende-wm-kampf-2024/ |access-date=10 November 2023 |website=[[Auto Motor und Sport]] |language=de |issn=0005-0806 |archive-date=29 November 2023 |archive-url=https://web.archive.org/web/20231129080635/https://www.auto-motor-und-sport.de/formel-1/mclaren-wende-wm-kampf-2024/ |url-status=live }}</ref><ref>{{cite web |last=Filisetti |first=Paolo |last2=Walsh |first2=Fergal |date=2024-02-15 |title=McLaren takes sensible approach with new F1 car |url=https://racingnews365.com/mclaren-takes-sensible-approach-with-new-f1-car |access-date=2024-02-17 |website=RacingNews365 |language=en |archive-date=15 February 2024 |archive-url=https://web.archive.org/web/20240215110222/https://racingnews365.com/mclaren-takes-sensible-approach-with-new-f1-car |url-status=live }}</ref> TheTerowongan windangin tunnelsiap wasberoperasi readypada for operations in AugustAgustus, anddan modelsmodel beganmulai todites bepada runterowongan in wind tunnelangin thatdibulan sameyang monthsama.<ref name=":0" /><ref>{{cite web |last=Barretto |first=Lawrence |date=8 August 2023 |title=McLaren's turnaround has been spectacular – but can they now push on to challenge Red Bull? |url=https://www.formula1.com/en/latest/article.barretto-mclarens-turnaround-has-been-spectacular-but-can-they-now-push-on.52OS9YFh9YREBtJivsRwa6.html |url-access=registration |access-date=7 August 2023 |website=Formula1.com|publisher=[[Formula One Administration]] |language=en |archive-date=7 August 2023 |archive-url=https://web.archive.org/web/20230807163415/https://www.formula1.com/en/latest/article.barretto-mclarens-turnaround-has-been-spectacular-but-can-they-now-push-on.52OS9YFh9YREBtJivsRwa6.html |url-status=live }}</ref> McLaren reportedmelaporkan goodkorelasi correlationyang asbaik welldan asjuga costpenghematan andbiaya timedan savingswaktu.<ref>{{cite web |last=Medland |first=Chris |date=8 September 2023 |title=McLaren getting 'massive advantage' from new wind tunnel |url=https://racer.com/2023/09/08/mclaren-getting-massive-advantage-from-new-wind-tunnel/ |url-status=live |archive-url=https://web.archive.org/web/20230917073212/https://racer.com/2023/09/08/mclaren-getting-massive-advantage-from-new-wind-tunnel/ |archive-date=17 September 2023 |access-date=9 September 2023 |website=[[Racer (magazine)|RACER]] |place=Irvine |language=en-US |issn=1066-6060}}</ref> TeamPrinsipal principaltim [[Andrea Stella (engineer)|Andrea Stella]] saidmengatakan inpada September 2023 that earlybahwa data wasawal encouragingsangat menggembirakan, butnamun stressedmenekankan thatbahwa McLaren couldn'tbelum knowtau howseberapa fastcepat theymereka were developing compared todibandingkan othertim teamslain.<ref>{{cite web |last=D'Alessandro |first=Gianluca |date=28 September 2023 |title=Stella: "I primi dati sulla vettura 2024 sono incoraggianti" |trans-title=Stella: "The first data on the 2024 car is encouraging" |url=https://it.motorsport.com/f1/news/f1-stella-i-primi-dati-sulla-vettura-2024-sono-incoraggianti/10526393/ |url-status=live |archive-url=https://web.archive.org/web/20240117092845/https://it.motorsport.com/f1/news/f1-stella-i-primi-dati-sulla-vettura-2024-sono-incoraggianti/10526393/ |archive-date=17 January 2024 |access-date=29 September 2023 |website=[[Motorsport.com|Motorsport.com Italy]] |language=it}}</ref>
OfSalah particularsatu concernpertimbangan wasadalah driveabilitykemampuan mengemudi, whichpengemudi long-time driverlama Norris hadtelah observedmengamati waskelemahan poordari insemua allMcLaren McLarensyang hetelah haddia drivenkemudikan.<ref>{{cite web |last=Kew |first=Matt |date=17 February 2023 |title=Norris wants better behaved McLaren F1 car, not ultimate performance |url=https://www.motorsport.com/f1/news/norris-wants-better-behaved-mclaren-f1-car-not-ultimate-performance/10433281/ |url-status=live |archive-url=https://web.archive.org/web/20230217110402/https://www.motorsport.com/f1/news/norris-wants-better-behaved-mclaren-f1-car-not-ultimate-performance/10433281/ |archive-date=17 February 2023 |access-date=17 February 2023 |website=[[Motorsport.com]] |publisher=[[Motorsport Network]] |language=en}}</ref><ref>{{cite web |date=9 August 2023 |title=Norris has 'more hope than last few years' that McLaren can sort chief limitation that makes car 'difficult to drive' |url=https://www.formula1.com/en/latest/article.norris-has-more-hope-than-last-few-years-that-mclaren-can-sort-chief.7AEUH2VCurrz1nI9coZyBJ.html |url-status=live |archive-url=https://web.archive.org/web/20230811055822/https://www.formula1.com/en/latest/article.norris-has-more-hope-than-last-few-years-that-mclaren-can-sort-chief.7AEUH2VCurrz1nI9coZyBJ.html |archive-date=11 August 2023 |access-date=9 August 2023 |website=Formula1.com|publisher=[[Formula One Administration]] |language=en}}</ref> Stella speculatedberspekulasi thatbahwa althoughmeskipun thepeningkatan mid-seasonpertengahan upgradesmusim deliveredmeningkatkan to theperforma MCL60 radically improved performance, theymereka maymungkin have introducedakan undesirablemengenalkan handling traitsyang whichtidak woulddiinginkan haveyang toakan bediinvestigasi investigatedpada during the development of thepengembangan MCL38.<ref>{{cite web |last=Kew |first=Matt |date=26 November 2023 |title=McLaren must investigate whether F1 upgrades have introduced bad handling traits |url=https://www.autosport.com/f1/news/mclaren-must-investigate-whether-f1-upgrades-have-introduced-bad-handling-traits/10551917/ |url-status=live |archive-url=https://web.archive.org/web/20231126135550/https://www.autosport.com/f1/news/mclaren-must-investigate-whether-f1-upgrades-have-introduced-bad-handling-traits/10551917/ |archive-date=26 November 2023 |access-date=27 November 2023 |website=[[Autosport]] |publisher=[[Motorsport Network]] |language=en}}</ref><ref>{{cite web |last=Mitchell-Malm |first=Scott |date=26 November 2023 |title=McLaren's hypothesis for Norris's rate of 'stupid mistakes' |url=https://www.the-race.com/formula-1/lando-norris-stupid-mistakes-mclaren-hypothesis/ |url-status=live |archive-url=https://web.archive.org/web/20231127071613/https://www.the-race.com/formula-1/lando-norris-stupid-mistakes-mclaren-hypothesis/ |archive-date=27 November 2023 |access-date=27 November 2023 |website=The Race |language=en}}</ref> SomeBeberapa ofdari thesepeningkatan driveabilitykemampuan improvementsmengemudi weredipasang installedpada onspesifikasi the launch specificationpeluncuran, butnamun otherslainnya willakan bediberikan deliveredpada later in thesisa seasonmusim.<ref>{{cite web |last1=Noble |first1=Jonathan |last2=Kalinauckas |first2=Alex |date=22 January 2024 |title=McLaren solution to eradicate F1 update quirks may take "a few months" |url=https://www.motorsport.com/f1/news/mclaren-solution-eradicate-f1-update-quirks-take-months/10567605/ |url-status=live |archive-url=https://web.archive.org/web/20240125010041/https://www.motorsport.com/f1/news/mclaren-solution-eradicate-f1-update-quirks-take-months/10567605/ |archive-date=25 January 2024 |access-date=25 January 2024 |website=[[Motorsport.com]] |publisher=[[Motorsport Network]] |language=en}}</ref> FurtherLebih lanjut, Stella saidmengatakan thatbahwa thepengembangan developmentakan wouldmemprioritaskan prioritisepeningkatan improvingdegradasi tyre degradationban, McLaren'skelemahan mainutama weaknessMcLaren compareddibandingkan to field-leadingdengan [[Red Bull Racing]], which would require mechanicalyang asmembutuhkan wellperubahan asmekanikal aerodynamicdan changesaerodinamik.<ref>{{cite web |last=Noble |first=Jonathan |date=15 November 2023 |title=McLaren: 2024 F1 car changes have to go beyond just aero |url=https://www.motorsport.com/f1/news/mclaren-f1-2024-car-changes-beyond-aero/10546501/ |url-status=live |archive-url=https://web.archive.org/web/20231115110146/https://www.motorsport.com/f1/news/mclaren-f1-2024-car-changes-beyond-aero/10546501/ |archive-date=15 November 2023 |access-date=29 November 2023 |website=[[Motorsport.com]] |publisher=[[Motorsport Network]] |language=en}}</ref>
CEO McLaren Racing CEO [[Zak Brown]] saidmengatakan thatbahwa thetim teamingin wantedmemulai to start themusim 2024 seasonpada wheresaat itmereka hadmenyelesaikan finished themusim 2023 season, anddan statedmenyatakan thatbahwa hedia wasoptimis optimisticmengenai about thepengembangan MCL38's development.<ref name=":2" /> Stella saidmengatakan McLaren'sbahwa focusfokus wasMcLaren onadalah achievinguntuk theirmendapatkan developmenttujuan goalspengembangan rathermereka thandaripada ahanya specifichasil resultkhusus,<ref>{{cite web |last1=Cleeren |first1=Filip |last2=Kalinauckas |first2=Alex |date=11 January 2024 |title=McLaren setting development targets, not results, as its F1 2024 goals |url=https://www.autosport.com/f1/news/mclaren-setting-development-targets-not-results-as-its-f1-2024-goals/10564681/ |url-status=live |archive-url=https://web.archive.org/web/20240113120135/https://www.autosport.com/f1/news/mclaren-setting-development-targets-not-results-as-its-f1-2024-goals/10564681/ |archive-date=13 January 2024 |access-date=17 January 2024 |website=[[Autosport]] |publisher=[[Motorsport Network]] |language=en}}</ref> anddan saidmengatakan thatbahwa thetim teambelum hadmenemukan nottitik hitpengurangan adan pointmenemukan ofbahwa diminishingprogresnya returnsmasih andsejalan found its progress to still be linear anddan sustainableberkesinambungan.<ref name=":3">{{cite web |last=Hughes |first=Mark |author-link=Mark Hughes (journalist) |date=16 January 2024 |title=Mark Hughes on McLaren's worrying Red Bull theory |url=https://www.the-race.com/formula-1/mclarens-stark-red-bull-warning/ |url-status=live |archive-url=https://web.archive.org/web/20240117092859/https://www.the-race.com/formula-1/mclarens-stark-red-bull-warning/ |archive-date=17 January 2024 |access-date=17 January 2024 |website=The Race |language=en}}</ref><ref>{{cite web |last1=Galloway |first1=James |last2=Slater |first2=Craig |date=16 January 2024 |title=McLaren reveal fresh F1 2024 livery and make new Lando Norris contract 'high priority' |url=https://www.skysports.com/f1/news/12433/13049406/mclaren-say-lando-norris-f1-contract-extension-high-priority-as-team-eye-more-with-new-look-livery |url-status=live |archive-url=https://web.archive.org/web/20240116172248/https://www.skysports.com/f1/news/12433/13049406/mclaren-say-lando-norris-f1-contract-extension-high-priority-as-team-eye-more-with-new-look-livery |archive-date=16 January 2024 |access-date=17 January 2024 |website=[[Sky Sports F1]] |publisher=[[Sky Group]] |language=en}}</ref> Stella theorisedmemiliki thatteori bahwa McLaren maymasih stillakan struggleberjuang tountuk matchmenyamai [[Red Bull Racing]], whoyang dominatedmendominasi themusim 2023 season, suggestingdan thatmenyarakan Redbahwa Bull'skurangnya lackpeningkatan ofpada upgradesRed inBull 2023di meant they2023 hadberarti builtbahwa upmereka atelah substantialmembangun backlogpengembangan ofyang improvementssubstansial.<ref name=":3" />
According to Stella, the team set three main goals for the MCL38: improving aerodynamic efficiency, mechanical grip, and tyre performance.<ref name=":6">{{cite web |last=Cleeren |first=Filip |last2=Kew |first2=Matt |date=2024-02-14 |title=McLaren targets early F1 2024 upgrades in three key areas |url=https://au.motorsport.com/f1/news/mclaren-targets-early-f1-2024-upgrades-in-three-key-areas/10575892/ |access-date=2024-02-17 |website=[[Motorsport.com|Motorsport.com Australia]] |publisher=[[Motorsport Network]] |language=en |archive-date=14 February 2024 |archive-url=https://web.archive.org/web/20240214214823/https://au.motorsport.com/f1/news/mclaren-targets-early-f1-2024-upgrades-in-three-key-areas/10575892/ |url-status=live }}</ref> The car as initially presented to the public had several areas concealed.<ref>{{cite web |last=Cooper |first=Adam |date=2024-02-15 |title=Norris: McLaren hiding aero details due to "game of performance" |url=https://au.motorsport.com/f1/news/norris-mclaren-hiding-aero-details-game-performance/10576036/ |access-date=2024-02-17 |website=[[Motorsport.com|Motorsport.com Australia]] |publisher=[[Motorsport Network]] |language=en |archive-date=15 February 2024 |archive-url=https://web.archive.org/web/20240215161200/https://au.motorsport.com/f1/news/norris-mclaren-hiding-aero-details-game-performance/10576036/ |url-status=live }}</ref> However, the MCL38 at its launch featured new front brake duct inlets, sidepod inlets, floor edge, and revised suspension layouts for the front and rear.<ref name=":7">{{cite web |last=Anderson |first=Gary |author-link=Gary Anderson (motorsport) |date=2024-02-14 |title=Gary Anderson on 2024 McLaren and its 'surprise' change |url=https://www.the-race.com/formula-1/gary-anderson-mclaren-verdict-suspension-inlet-mcl38-2024-f1-car/ |access-date=2024-02-17 |website=The Race |language=en |archive-date=22 April 2024 |archive-url=https://web.archive.org/web/20240422062010/https://www.the-race.com/formula-1/gary-anderson-mclaren-verdict-suspension-inlet-mcl38-2024-f1-car/ |url-status=live }}</ref><ref>{{cite web |last=Somerfield |first=Matt |date=2024-02-14 |title=The new directions McLaren has found with its evolutionary MCL38 |url=https://www.motorsport.com/f1/news/the-new-directions-mclaren-has-found-with-its-evolutionary-mcl38/10575734/ |access-date=2024-02-17 |website=[[Motorsport.com]] |publisher=[[Motorsport Network]] |language=en |archive-date=15 February 2024 |archive-url=https://web.archive.org/web/20240215041726/https://www.motorsport.com/f1/news/the-new-directions-mclaren-has-found-with-its-evolutionary-mcl38/10575734/ |url-status=live }}</ref> [[Gary Anderson (motorsport)|Gary Anderson]], writing for ''The Race'', concluded that the changes visible on the launch specification car were intended to produce more controlled suspension, improving the MCL38's aerodynamic profile.<ref name=":7" />
=== Corak ===
|