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BMW M4 CSL 2023

As its fiftieth birthday celebrations amassed pace, BMW M GmbH unveiled a brand new BMW M4 CSL, fusing old-faculty racing ardour with revolutionary generation to create the last overall performance enjoy. Its man or woman is described via way of means of a energy hike of 40hp over the cutting-edge BMW M4 Competition Coupé to 550hp and a number of meticulous weight-saving measures.
With years of enjoy in running with carbon-fibre-strengthened plastic (CFRP) for frame, chassis and indoors additives, BMW M engineers have controlled to limition the unique version's kerb weight to 1,625kg (in fashionable specification withinside the German market). As a result, the brand new BMW M4 CSL is 100kg lighter than the BMW M4 Competition Coupé (in fashionable specification withinside the German market), sprinting from zero to 62mph in three.7 seconds, and 124mph in only 10.7 seconds - 1.eight seconds faster than the BMW M4 Competition Coupé. Top pace is an electronically confined 190mph.
The new BMW M4 CSL has tune riding as its raison d'être, its -seater configuration and chassis set-up sharing the genes of its competition-spec sibling, the BMW M4 GT3. In exams at the Nürburgring's Nordschleife circuit, it published a lap time of 7:15.677 at the 12.eight-mile tune, with an legitimate notarised time for the 12.943-mile circuit (the entire lap) of 7:20.207 - the nice figures ever for a series-produced BMW vehicle. Lap instances aside, the brand new BMW M4 CSL permits drivers to revel in an excessive racing-vehicle feeling on the street in addition to at the tune.Production commenced at BMW Group Plant Dingolfing in July 2022 and is exactly confined to 1,000 devices globally, with simplest one hundred fashions allotted to the UK, priced from £128,820 OTR.

Fundamental and detailed: wise light-weight layout withinside the BMW M4 CSLLightweight layout has performed a imperative function at BMW M GmbH from day one. In 1973 the BMW CSL received the European Touring Car Championship at the primary attempt. Today, the CSL designation stands for "Competition, Sport, Lightweight" and marks out excessive-overall performance fashions with especially excessive output, carefully decreased weight and a man or woman honed purposefully for riding at the tune.
Conventional additives for the outside, indoors, powertrain and chassis have been changed with light-weight version-precise alternatives. M Carbon complete bucket seats decreased weight via way of means of 24kg, whilst 21kg turned into stored via way of means of doing away with the rear seats and belts. Chassis adjustments including the usage of light-weight M Carbon ceramic brakes and unique mild-alloy wheels, springs and struts stored 21kg. Switching to ultra-light-weight sound insulation stored round 15kg. The use of CFRP withinside the frame deducts 11kg, a titanium rear silencer cuts extra than 4kg, and a in addition 4kg turned into stored from the BMW kidney grille, rear lighting fixtures, ground mats and weather manage.
Roof, bonnet and boot lid in carbon-fibre
The BMW M4 Competition Coupé already capabilities a roof crafted from CFRP, slicing weight and reducing its centre of gravity, which in flip complements agility. The frame of the BMW M4 CSL additionally consists of the usage of carbon-fibre for the bonnet and boot lid.
The CFRP bonnet is about 1.2kg lighter than the BMW M4 Competition Coupé's aluminium item. Its carbon-fibre shape is discovered via way of means of unpainted, crimson-mentioned indents extending in step with the BMW kidney grille to the threshold of the bonnet. Red accessory strains additionally emphasise the 2 fins at the CFRP roof and the contours of the prolonged aspect sills.
The Frozen Brooklyn Grey metal outside paint end is one of a kind to the BMW M4 CSL, with Alpine White and Sapphire Black additionally to be had. Classic "BMW Motorsport" logos for the bonnet, boot lid and wheel centres also are to be had, recalling the 1973 originals.
Also in CFRP are the splitters suited for the decrease fringe of the the front apron to generate extra downforce and the inserts withinside the air curtains. The splitters have crimson accents and "CSL" lettering. The bespoke BMW kidney grille has a stripped-again layout and capabilities crimson contour strains and "M4 CSL" badging, with the imperative air inlet subdivided via way of means of simply horizontal grille bars, saving zero.5kg.
The CFRP boot lid of the BMW M4 CSL gives a 6.7kg weight saving over the BMW M4 Competition Coupé, its carbon-fibre shape seen inner via the unpainted clearcoat. The boot lid sports activities a mentioned spoiler, referencing a comparable characteristic of the 2003 BMW M3 CSL. The diffuser incorporated into the rear apron and the outside replicate caps also are crafted from CFRP.
BMW Laserlight: yellow headlights and revolutionary rear lighting fixtures outfitted as fashionable
Both withinside the welcome impact caused while unlocking the doorways and while the low and excessive beam are switched on, the BMW Laserlight headlights light up in yellow in place of white, bringing to thoughts the appearance of a success GT racing cars.
The rear lighting fixtures of the brand new BMW M4 CSL use an revolutionary generation making its debut in a series-produced vehicle. All mild capabilities use LED devices, whilst the covers have problematic mild threads woven into them, illuminated the use of laser generation. The threads run parallel to each other earlier than crossing over on the outer edges to create a beautiful interpretation of the hallmark BMW L-fashioned rear mild contour. Illuminated "BMW Laser" lettering at the mild covers pointers on the revolutionary generation under the surface.
The version badges at the rear, the front aspect panels and BMW kidney grille additionally have a brand new layout, with black surfaces and crimson outline.
Strut brace withinside the engine compartment, titanium rear silencer
In the engine compartment, an problematic solid aluminium strut brace takes the frame stress of the brand new BMW M4 CSL to every other stage, with agility and guidance precision optimised to most impact whilst minimising fabric use and weight.
The new BMW M4 CSL's rear silencer is crafted from titanium, slicing weight of a traditional metallic equal via way of means of 4.3kg. The dual tailpipes have matt black trim with a stripe-patterned perforation on its internal surface. The version-precise exhaust machine comes with electronically managed flaps, producing an excessive racing charisma each out of doors and in the vehicle. Gear adjustments are followed via way of means of exactly described engine pace overshoot, whilst extraordinary, low-frequency sound sequences may be heard at the overrun. The M Sound Control button at the centre console shall we the driving force transfer to a extra confined soundtrack while needed.
Model-precise mild-alloy wheels and M Carbon ceramic brakes as fashionable
The cast cross-spoke M mild-alloy wheels were designed solely for the brand new BMW M4 CSL, and are outfitted with tune-centered 275/35 ZR19 tyres on the the front and 285/30 ZR20 on the rear. Alternative, extra avenue-centered tyres are to be had as a no-value choice.
The new BMW M4 CSL is outfitted as fashionable with M Carbon ceramic brakes which can be round 14.3kg lighter than the brakes at the BMW M4 Competition Coupé. Their crimson-painted callipers crew up with 400mm x 38mm discs on the the front and 380mm x 28mm discs on the rear. Two pedal sense settings may be decided on from the M Setup menu.
Two very unique seats
The light-weight coupé simplest has seats for the driving force and the front passenger, however those aren't anyt any everyday seats. The M Carbon racing bucket seats have been advanced solely for the BMW M4 CSL with the point of interest firmly on the right track riding. Their carbon-fibre shape and planned loss of consolation capabilities including heating and lumbar adjustment allowed weight to be decreased via way of means of 24kg. Their mentioned contours provide an exceedingly excessive stage of lateral guide and an incorporated aspect airbag, whilst reduce-outs allow the usage of a six-factor harness. The seats have a hard and fast backrest angle, whilst the seat top can simplest be adjusted in a workshop the use of a 3-degree screw linkage. The forward/again modifications may be made manually the use of a lever at the the front fringe of the seat. The head restraints may be disassembled for tune use to keep away from interfering with a helmet.
Trimmed in black leather-based with crimson Alcantara inserts for the outer backrest surfaces and head restraints, comparison sewing withinside the colors of BMW M GmbH enhance each the seat bolsters and the seat belts.
M Carbon bucket seats with more advantageous consolation are to be had as an opportunity choice, and are nevertheless 9.6kg lighter than the seats withinside the BMW M4 Competition Coupé. These elective seats integrate racing capability and light-weight layout with a better stage of consolation, with electrically operated adjustment, seat heating and an Easy-Entry characteristic permitting smooth get entry to to the rear, in which a stowage place at the back of the seats gives area for 2 helmets. Removing the rear seat cuts weight via way of means of round 21kg.
Carbon-fibre centre console: decreased weight, unrestricted capability
The centre console of the brand new BMW M4 CSL is made completely from CFRP, the fabric's extraordinary shape genuinely seen across the equipment selector and iDrive Controller. The use of carbon-fibre extra than halves the load of the centre console, a saving of round 4kg.
The new unique-version version stocks the BMW M4 Competition Coupé's signature indoors layout, centered completely on overall performance. M-precise shows, ergonomically optimised controls with crimson accents, the M-precise equipment selector and the anthracite-colored headliner create a racing charisma even earlier than the auto has grew to become a wheel. Putting the completing touches to the cockpit are the carbon-fibre indoors trim strip and "CSL" badging under the pinnacle restraints, at the centre console and the rear panel. The M Alcantara guidance wheel capabilities a crimson 12 o'clock marker, carbon-fibre inlays at the 3 spokes and CFRP shift paddles.
Modified six-cylinder engine, eight-pace M Steptronic transmission and rear-wheel force for the last overall performance enjoy
Modifications for the brand new BMW M4 CSL make contributions to a most output of 550hp while the rev counter hits 6,250rpm - an boom of 40hp over the BMW M4 Competition Coupé. Peak torque of 650Nm is on faucet from simply 2,750rpm and sustained all of the manner as much as five,950rpm. A bespoke engine mounting and rigorous software of light-weight layout ideas make sure the brand new BMW M4 CSL achieves an excellent larger advantage in dynamic prowess than this more dose of M energy could suggest.
Power turned into boosted via way of means of growing fee stress on the identical time as making version-precise tweaks to the engine control. Yet this amazing model of the engine is likewise extraordinarily green, with WLTP-calculated gasoline intake of - 28.8mpg and CO2 emissions of 227 - 222g/km.
A layout precept centered on extracting most energy
The straight-six engine has been tailored from racing vehicle equipment and is centered squarely on excessive rev speeds and most energy transport. The crankcase's sleeve-free, closed-deck production allows to make it extraordinarily inflexible, paving the manner for terribly excessive combustion pressures that optimise energy output. The free-revving overall performance is aided via way of means of a dual-wire-arc-sprayed iron coating for the cylinder bores and the cast light-weight crankshaft, whilst its torsional resistance allows it to address extraordinarily excessive tiers of torque.
The M-precise additives additionally consist of the cylinder head with 3D-revealed core. This additive production procedure allows geometric paperwork to be created which can be past the functionality of traditional metallic casting techniques. As a result, the coolant duct routing might be optimised whilst additionally lowering weight.
Two mono-scroll turbochargers deliver compressed air to cylinders 1 - three and 4 - 6 respectively whilst an oblique intercooler is furnished via way of means of a low-temperature circuit and in particular-designed compressors. The machine operates at a most fee stress upped from 1.7 to 2.1 bar. Engine control has been changed hence to assure the consistent energy transport as much as the pinnacle cease of the rev range.
Operating at a most stress of 350 bar, the High Precision Injection machine guarantees green aggregate guidance and smooth combustion. VALVETRONIC variable valve timing and Double-VANOS absolutely variable camshaft timing likewise shape a part of the M TwinPower Turbo generation. The straight-six engine is likewise outfitted with a particulate clear out out to enhance emissions.
The cooling machine aboard the brand new BMW M4 CSL contains a excessive-temperature and a low-temperature circuit. The oblique intercooler works the use of an electric powered coolant pump withinside the low-temperature machine. The primary module withinside the excessive-temperature circuit and far off coolers withinside the wheel arches deliver coolant to the engine block and turbochargers with the assist of a mechanical water pump. An electric powered water pump and an electric powered fan also can reduce in while required. The big openings withinside the the front apron moreover channel the oncoming air to an engine oil cooler and transmission oil cooler.
The oil sump has separate chambers and an incorporated suction channel. An more suction degree permits the map-managed oil pump to attract lubricant from the smaller chamber, which steps in while more capability is needed. This guarantees a steady deliver of oil in any respect instances, even below intense lateral and longitudinal acceleration at the tune.
A more impregnable engine mounting produces an exhilarating, quite specific sensation this is paying homage to a racing vehicle. The transmission mounting has additionally been changed.
Eight-pace M Steptronic transmission with Drivelogic
The M-precise model of the eight-pace M Steptronic transmission with Drivelogic capabilities ratio spacing attuned to the engine's traits and an exceedingly sharp shift action. Each equipment extrade is genuinely communicated to the driving force, even if the transmission is working in computerized mode. Manual shifts with sequential equipment choice may be carried out the use of both the selector lever or the carbon-fibre shift paddles. Multiple downshifts to the bottom to be had equipment may be done in guide mode via way of means of pulling the left shift paddle whilst urgent the accelerator to the ground. M Steptronic does now no longer pressure upshifts below acceleration in guide mode, even if the engine's revs hit the limiter. In computerized mode, computerized engine blipping reduces engine braking while downshifting. The motive force can use the Drivelogic button incorporated into the selector lever to adjust the shift traits with a preference of 3 genuinely distinguishable modes, such as a unique tune-optimised putting.
Chassis precision at its finest
Providing the premise for the brand new BMW M4 CSL's chassis is the pairing of a double-joint spring strut the front axle and 5-hyperlink rear axle. Standard device consists of adaptive M suspension with electronically managed dampers, electromechanical M Servotronic guidance with variable ratio and an M-precise model of the incorporated braking machine.
Eight-millimetre drop in trip top, auxiliary springs and bespoke dampers
The version-precise suspension capabilities an 8mm discount in trip top in comparison with the BMW M4 Competition Coupé, reducing the centre of gravity. Auxiliary springs also are outfitted at each the the front and rear axle and enhance avenue touch in dynamic situations. The anti-roll bars at each axles and their mountings have likewise been in particular engineered.
The the front axle's cast swivel bearing has extra camber, growing the cappotential to place down energy via excessive-pace corners. On the rear axle, 4 extra ball joints with 0 play take the vicinity of the rubber mounts for the manage hands on each the axle subframe and wheel service sides, reducing the secondary spring fees and optimising wheel location, camber stiffness, and damper response. The rear-axle subframe has a inflexible bolted connection to the frame with none bendy rubber factors, enhancing directional stability.
Damping forces for every wheel are adjusted in some milliseconds the use of electromagnetic valves to healthy the converting situations. There are 3 modes withinside the M Setup menu: SPORT turned into fine-tuned all through exhaustive checking out on the Nordschleife. SPORT PLUS is designed for flawlessly surfaced race tracks, whilst COMFORT is good for regular riding.
M Traction Control honed for the tune
The inclusion of the incorporated braking machine allows the DSC (Dynamic Stability Control) machine to interfere extra unexpectedly and exactly than ever. Traction manage obligations have additionally been relocated from the DSC manage unit to the engine control, permitting the engine's energy to be adjusted with notable sensitivity while accelerating on slippery surfaces.
The new BMW M4 CSL shall we the driving force set man or woman intervention thresholds for wheel slip in ten unique ranges, with the choice of deactivating DSC via way of means of attractive M Dynamic Mode. M Traction Control ranges 1 to five are similar to withinside the BMW M4 Competition Coupé, whilst ranges 6 to ten were devised for tune situations and are geared toward optimising traction to supply short lap instances.

Two-seater with one of a kind sports activities vehicle cockpit.The M Carbon complete bucket seats, M Alcantara guidance wheel and M-precise manage panel on a centre console hewn from CFRP create the best putting for riding pleasure. Standard device consists of Merino leather-based with prolonged capabilities and M seat belts with comparison sewing withinside the colors of BMW M GmbH.
The CSL version badge is displayed withinside the facts show of the same old BMW Live Cockpit Professional, comprising a 12.three-inch device cluster and a 10.25-inch manage show. The interplay among the driving force and car can take vicinity thru contact manage at the manage show, the iDrive Controller, the multifunction buttons at the guidance wheel or voice manage. BMW Live Cockpit Professional additionally consists of the BMW Intelligent Personal Assistant, cloud-primarily based totally navigation machine BMW Maps, telephony with wi-fi charging, telecellsmartphone integration allowing the usage of Apple CarPlay and Android Auto, USB ports for facts transfer, a Wi-Fi interface, and severa superior virtual services. Standard device additionally consists of a 10-speaker HiFi machine with a 205-watt amplifier.
The BMW Head-Up Display is to be had as an choice for the brand new BMW M4 CSL as a part of the Ultimate Road Pack, assisting the driving force to cognizance at the project to hand via way of means of projecting applicable facts onto the windscreen. It consists of M-precise factors including a shade rev counter, Shift Lights and M View. In addition, the Ultimate Road Pack for the M4 CSL additionally consists of Comfort Access, Driving Assistant, Parking Assistant, Folding Wing Mirrors with computerized dimming and Wireless cell telecellsmartphone charging.
Comfort-improving capabilities and help structures centered at the necessities
The light-weight layout of the brand new BMW M4 CSL manner the on board structures are centered at the necessities for tune riding. Driving Assistant, which incorporates Lane Departure Warning, Speed Limit Info and Front Collision Warning with brake intervention may be decided on thru the elective Ultimate Road Pack.
Individually configurable car settings
The Setup button at the centre console gives direct get entry to to the configuration alternatives for the engine, surprise absorbers, guidance and braking machine. Two for my part composed editions of the M Setup may be saved with the driving force's settings for the engine sound, M Traction Control, Automatic Start/Stop characteristic and the gearshift traits. The configuration can then be recalled via way of means of urgent one of the crimson M buttons at the guidance wheel.
M Drive Professional and M Mode button
The fashionable M Drive Professional allows the driving force to make upgrades of their pursuit of the correct line and quicker lap instances. For example, dramatic use of oversteer and contrary lock is recorded via way of means of the M Drift Analyser, whilst a guidance-on-the-throttle overall performance score contains a mark among one and 5 stars with a assessment towards the driving force's preceding nice. An usual view additionally shows the wide variety of drifts recorded, the gap protected whilst sideways and different statistics and figures.The M Laptimer, meanwhile, sends quite a few facts to each the device cluster and the BMW Head-Up Display.This permits the driving force to hold an eye fixed on how a good deal faster they may be than their cutting-edge quickest lap.The show suggests the wide variety of laps finished so far, distance protected and the length of the cutting-edge stint. Drivers also can examine the facts in element with the BMW M Laptimer iPhone app and percentage it with the net community.
The M Mode button may be used to regulate the responses of the diverse structures, with the same old ROAD and SPORT modes joined via way of means of a TRACK mode. In SPORT mode, the device cluster and Head-Up Display transfer to M View, which simplest gives facts applicable to sporty riding including an M-precise rev dial and Shift Lights, virtual pace read-out and equipment indication. Data such as coolant temperature, fee stress, tyre situation and lateral and longitudinal acceleration may be displayed withinside the aspect regions of the device cluster.TRACK mode is activated via way of means of an prolonged press of the M Mode button and showed the use of the iDrive Controller. This putting deactivates all consolation and protection capabilities of the driving force help structures, the manage show is switched off to cognizance the driving force's attention, and the device cluster and Head-Up Display transfer to M View, with avenue signal detection additionally hidden.