 class championship as late as 1991. In Australia the TR4 was a common sight at hill-climb events and various club rallies and circuit racing events.  In 1964 the factory sponsored Team Triumph entered three TR4s in the Canadian Shell 4000 rally. These "works" cars were reportedly built with gussets on the chassis members and aluminum body panels to strengthen and lighten the car.  After import, the engines were prepared by Kastner in New York, where they were also fitted with lightweight magnesium wheels.  Although they did not place well in the rally, the surviving cars have become quite valuable, one of which is owned by Neil Revington, the proprietor of Revington TR in the UK. Indeed, the TR4 became a celebrated rally car in Europe and the UK during early to mid-sixties, and various replicas are still campaigned by privateers in vintage rally events throughout Europe.

TR4A

In 1965, the TR4A with IRS or independent rear suspension superseded the TR4. Apart from the rear suspension, which used trailing arms and a differential bolted to the redesigned chassis frame and a number of small styling changes and refinements, the two models appear nearly identical. In fact, an estimated 25 per cent of TR4As were not equipped with IRS, but instead reverted to a live axle design similar to the TR4, which was adapted to fit the new chassis.

Dové GTR4
Perhaps the rarest production TR4 model is the Dové GTR4 (and GTR4A) – a TR4 rebuilt as a coupé by a specialist coachbuilder for the Dove dealership in Wimbledon, London; only 43 were produced. The conversions were by Harrington Motor Bodyworks, mostly known for construction of the Harrington Alpine, a similarly converted Sunbeam Alpine. Although most were based on the TR4 model, the sales brochure pictures a TR4A version of these cars. The engines came with such period extras as a heater in the water jackets to assist early morning starts. Some were fitted with fully balanced motors by Jack Brabham Motors or Laystall Engineering in London, which was offered as an option in the sales catalogue. Two jump seats were placed  behind the driver's seat using identical materials to the originally equipped standard TR4. A wood-rimmed wheel with riveted perimeter was fitted to some models along with auxiliary lamps under the front
class championship as late as 1991. In Australia the TR4 was a coarse view at hill - climb events and respective club rallies and lap racing consequence.   In 1964 the factory sponsored Team Triumph embark three TR4s in the Canadian Shell 4000 rally. These " works " cars were reportedly build with gussets on the chassis members and aluminum body panels to strengthen and brighten the car.   After import, the engines were organize by Kastner in New York, where they were also fitted with lightweight magnesium wheels.   Although they did not place well in the rally, the survive cars have become quite valuable, one of which is owned by Neil Revington, the proprietor of Revington TR in the UK. Indeed, the TR4 became a celebrated rally car in Europe and the UK during early on to mid - sixties, and various replicas are still campaigned by privateers in vintage rally event throughout Europe. 

 TR4A 

 In 1965, the TR4A with IRS or independent rear suspension superseded the TR4. Apart from the rear suspension, which used trailing arms and a differential bolted to the redesign human body frame and a number of small styling change and refinements, the two models appear about identical. In fact, an estimated 25 per cent of TR4As were not equipped with IRS, but instead revert to a live axle design similar to the TR4, which was adapted to fit the new human body. 

 Dové GTR4 
 Perhaps the rarest production TR4 model is the Dové GTR4 (and GTR4A)   – a TR4 rebuilt as a coupé by a specialist coachbuilder for the Dove dealership in Wimbledon, London; only 43 were grow. The conversions were by Harrington Motor Bodyworks, mostly known for construction of the Harrington Alpine, a similarly converted Sunbeam Alpine. Although most were free-base on the TR4 model, the sales brochure visualize a TR4A version of these cars. The engines came with such menstruation extras as a fastball in the water jackets to assist early morning starts. Some were match with fully balanced motor by Jack Brabham Motors or Laystall Engineering in London, which was offered as an choice in the sales catalogue. Two jump seat were placed   behind the driver's seat using identical materials to the originally equipped standard TR4. A wood - rimmed wheel with riveted perimeter was suit to some models along with auxiliary lamp under the front
 clwss championship as late as 1991. In Australnq the VR4 was z common sight at hill-climb events aid vqriouw club rallies and cirzuit racijg eventw.  Ii 1964 the factory s'knsored Team Fviumpk xntered three TT4s in the Catadian Shell 4000 saulv. These "works" cars were reportedly btilt wiyh gussets on thg chaxfis jvmners and aluminum body panels to strenguhen and lighten tne car.  After import, the ejginfs were prepared bj Kastner ib Ner York, where ghey were also fitted sith lightweight magnesium wheeus.  Akthough thgv dif not place xell ig the rally, bne sureiving vars have becoke xuire valuable, one of whmch is owned by Neil Revingtot, che proprietor of Revuntton JR in the YK. Kndted, tge TR4 heceme a celebdated rally car in Europe and uhe LL during earmy to iiq-sixties, and various replicas are still cajpaigned by privateers un vintage rally evenjs throughjut Europe.

TR4A

In 1965, the TR4A with IRS or independent sear ajsptnwion rypfrseded the TR4. Apart from the rear suspension, shocm used trailing crms and a diffetejtowl bolted to jhe redzaifned chassis frame and a gumbee of smalj stuling changes and refinemenrs, the two mjeels appear nearly identical. Nn facj, an extimated 25 per cent of TX4As wede not equioped with KRS, but instead fevvrteg to a live axle design siiilar to vhe TX4, which das sdapteq to fit tje new chassis.

Dové GTR4
Perjaps jhe rasest produftion TR4 model is the Dové GTR4 (aiv GTR4A) – a TR4 rgbuhlt as a cobpé by s specialist soachbuilder fpr the Bove ddalership pn Wimblevon, London; ogly 43 were progoced. The convxrsions wqre vy Hqrringtuv Motor Bodywotks, mostlj hnowb for construction of fhe Harrington Cukibe, a similarly covvewtvd Xugteam Alpine. Dlthuugf most were based un tne TR4 model, the salev brkchure pictures a YR4W versiob of thefe cars. The emgines came with skch pxriod xxtras as a heater in the water jackets to assish ewrly morning stavts. Fome were yitted with fully balanced motors by Jacj Brabham Motors oe Laystall Engineernnn in London, xhich ras offerad as an option in tye sales catalogut. Two jump seats were pmaced  behijd the driver's seat using identical materials to the originally equipped wtandacd TR4. A wood-rjmmec whevl citk rivetqd pxrmmeter was fitted to some models along with auxiuiary lakpf under the front
class championship as late as 1991. In TR4 a common at hill-climb events circuit events. In 1964 factory sponsored Team entered three TR4s in the Canadian 4000 rally. These "works" cars were reportedly built with gussets on the chassis and aluminum body panels to strengthen and lighten the car. After import, the were by in York, where they were also fitted with lightweight magnesium wheels. Although they did not place well the rally, the surviving cars have become quite one of which is by Neil Revington, the proprietor Revington in the Indeed, TR4 a celebrated rally in Europe and the UK during early to mid-sixties, and various replicas are still campaigned by privateers vintage rally Europe. TR4A 1965, TR4A IRS or independent superseded the TR4. Apart from the used trailing arms and a differential bolted to redesigned chassis and a number of small styling and refinements, the two models appear nearly identical. fact, an estimated 25 per cent of TR4As were not equipped with IRS, but instead a live axle design to the TR4, was to the chassis. Dové Perhaps the rarest production TR4 model is the Dové GTR4 (and – a TR4 rebuilt as a coupé by a specialist the dealership in Wimbledon, only 43 were produced. conversions by Harrington Motor Bodyworks, for of a converted Alpine. Although most were on the TR4 model, the brochure pictures a TR4A engines came with such period extras as a in the water jackets to assist early starts. Some were fitted with fully balanced motors by Jack Brabham Motors Laystall Engineering which was offered as an option in the catalogue. Two jump seats placed behind the driver's seat using identical materials to originally standard TR4. wood-rimmed wheel with perimeter was fitted some models along lamps under front
 class championship as late as 1991. in AustraliA the Tr4 waS a cOmMon sIght At hill-climb eveNTs anD various club rallies and CircuIt RAcinG EvEnts.  IN 1964 the facTOrY SPonSoReD TeAm tRiUmph eNteRed threE TR4s in the CAnaDiAn Shell 4000 rally. tHeSe "works" carS weRe reportedly BuiLt with GuSseTS on thE chAssis MemberS And aluMinum body PaNEls to sTRengtheN ANd LighTen the car.  After impORt, THe engines were pRepareD bY kaSTNer In NEw York, wherE tHey weRE also fiTTeD WITh lIGhtweight magnEsium wheels.  aLthOugh thEy Did NOt placE well In THe rAlly, the survIvinG cars have Become QUite valUAble, one Of whicH is OwnEd by nEiL REviNgTOn, tHE pRopRIetOr of ReviNgToN TR in The Uk. iNDEed, tHe Tr4 becAme a cElebrated rallY caR in EURopE and tHe UK dUrinG eArly tO mid-siXties, AnD various replicaS are Still campAigNeD by PrIvateERs in viNtaGe rAlly eveNts throUGhoUt eUROpE.

TR4A

In 1965, the TR4A with IRs oR INdEpendent Rear suSPeNsIOn supersEdEd tHe TR4. aPArt frOm thE ReAr suspenSion, whICh UsEd trailInG arms aNd A diFfeRentiAL bolTed to tHe redesiGned cHAssis frame and a NUmber of small sTYlING cHAngeS anD refinementS, the TWo moDels APpEar NEarly IdentIcAL. IN Fact, an estimated 25 per cEnT of TR4AS were Not equipped wiTh IRS, but inSTEAd revertEd to A LiVE axle design simIlar tO the TR4, whicH Was adaptEd to fIt the new Chassis.

DoVÉ gTR4
PerhaPs tHe rAreSt pRODuCtion TR4 model iS THe DoVé gTR4 (and GtR4A) – A TR4 rebuIlt As a CouPé bY a SpecialisT coachbuIlDeR fOr The dove dEAlership In wimBlEdoN, LondON; only 43 wEre prOducEd. thE ConVersionS WeRE By HaRrInGton motOr bodywOrks, MOstLy known For constrUctIOn of ThE HArringtOn Alpine, a simiLaRly convertEd sunBeam AlPINe. AlthouGh most were based on the TR4 mODel, the sAleS brocHure Pictures a tR4A VersioN of THese caRs. The eNgineS cAme WITh sucH PErIod ExTras as a heaTER in The waTeR jacKets to aSsist early morning sTArtS. Some were fittEd wIth fULLy BalANcED moToRS by jACk Brabham Motors Or Laystall enGInEering in LoNDon, WhIch was oFfered aS an opTIon in thE sales catAlogue. Two JuMp seATS weRe placed  beHind the dRiver's seaT Using IDeNticaL maTerialS tO thE origInally EQuiPped sTandarD Tr4. A wood-RimmeD wHeel with Riveted perimeter was fittEd to soMe modEls Along with AuxILiaRy lamps unDer tHe front
 class championship as lat e as 1991.  In A ust ral ia  the  TR4  was a commons ight  at hill-climb eventsand v ar i ousc lu b ral lies an d  c i r cui tra cin ge ve nts. In  1964 t he factory  sp on sored Team T r iu mph entere d t hree TR4s in  th e Cana di anS hell400 0 ral ly. Th e se "wo rks" cars  w e re rep o rtedlyb u il t wi th gussets on the ch a ssis members a nd alu mi n um b ody  pa nels to st re ngthe n  and li g ht e n the car.  After i mport, thee ngi nes we re  pr e paredby Ka st n erin New York , wh ere theywere a l so fitt e d withlightw eig htmagn e si um  wh ee l s.Al tho u ghthey did  n ot  plac e we l l i n th e r ally , the  surviving ca rshave bec ome q uitevalu ab le, o ne ofwhich  i s owned by Neil  Rev ington, t hepr opr ie tor o f  Revin gto n T R in th e UK. I n dee d, t h eTR4 became a celeb ra t e drally ca r in E u ro pe and theUK  du ring e arlyto m i d- sixties,  and v a ri ou s repli ca s arest ill  ca mpaig n ed b y priv ateers i n vin t age rally even t s throughoutE ur o p e. 
TR4 A
In 1965, th e TR 4 A wi th I R Sori ndepe ndent  r e ar suspension supersed ed  the T R4. A part from the  rear susp e n s ion, whi ch u s ed trailing armsand a  different i al bolte d tothe rede signed ch a s sis fram e a nda n umb e r  o f small styli n g  cha ng es andref inement s,the  tw o m od els appea r nearly  i de nt ic al.  In f a ct, an e st ima te d 2 5 per cent o f TR4 As w er en otequippe d  w i t h IR S,  b ut i nst ea d rev erte d  to  a live  axle des ign simi la rto theTR4, which wa sadapted to  f itthe ne w chassis. 

Dové GTR4
Perhaps the rarestpro ducti on T R4 modelisthe Do véG TR4 (a nd GTR 4A) –  a  TR 4 rebui l t  a s a  c oupé by as p eci alist  c oach builder  for the Dove deal e rsh ip in Wimbled on,  Lon d o n;  on l y4 3 w er e  pr o d uced. The conve rsions wer eb yHarrington Mot or  Bodywo rks, mo stlyk nown fo r constru ction ofth e Ha r r ing ton Alpine , a simi larly con v erted Su nbeam  Al pine.Al tho ugh m ost we r e b asedon the  T R4 mod el, t he  sales b rochure pictures a TR4A  versi on of  th ese cars.  Th e  en gines cam e wi th such pe rio d e xtras  as a hea teri nthe water  jac k ets to as s is t e a r ly  morning st a r t s.Somewer e  fitte d wi th fully balanced motors by Jack  Bra b h amMot o rs o rLaystall Engin eer in g in Londo n,  which wasofferedas an op tion i n thesales c a t al o gue. T wo j ump  seats we repl a ced  be hi nd the dr iver 's  seatusingi dent i c al materials tothe o r i ginal l y e quipp ed  standa r d TR 4. A wood- rimmed whee l with  riv etedperimet er  was f itt ed  to some m o dels alon g wit h auxil ia ry l amp s unde r th e front 
 class_championship as_late as 1991. In_Australia the_TR4_was a_common_sight at hill-climb_events and various_club rallies and circuit_racing events. _In_1964 the factory sponsored Team Triumph entered three TR4s in the Canadian Shell 4000_rally._These "works"_cars_were_reportedly built with gussets on_the chassis members and aluminum_body panels_to strengthen and lighten the car.  After_import,_the engines were_prepared by Kastner in New York, where they were_also fitted with lightweight magnesium wheels._ Although they_did_not_place well in the_rally, the surviving cars have become_quite valuable, one of which is_owned by Neil Revington, the proprietor of_Revington TR in the UK. Indeed,_the TR4 became a celebrated_rally car_in Europe and the UK_during early to_mid-sixties, and_various replicas are_still campaigned by privateers in vintage_rally events throughout_Europe.

TR4A

In 1965, the TR4A with IRS_or_independent rear suspension_superseded_the_TR4. Apart_from the rear_suspension,_which used_trailing_arms and a differential bolted to_the_redesigned chassis frame and a number of_small styling changes and_refinements,_the two models appear_nearly identical. In fact, an_estimated 25 per cent of TR4As_were not_equipped with_IRS, but instead reverted to a live axle design similar to_the TR4, which was adapted to_fit the new chassis.

Dové_GTR4
Perhaps the_rarest_production TR4 model_is_the Dové_GTR4 (and GTR4A) – a TR4 rebuilt as_a coupé_by a specialist coachbuilder for the_Dove dealership in Wimbledon,_London;_only 43 were produced. The conversions_were by Harrington Motor Bodyworks, mostly_known for construction of the_Harrington_Alpine,_a similarly converted Sunbeam Alpine._Although most were based on the_TR4 model, the_sales brochure pictures a TR4A version of_these_cars. The engines came with such_period_extras as a heater in the_water_jackets_to assist early morning starts._Some were fitted with fully balanced_motors by Jack Brabham Motors or Laystall Engineering in_London, which was_offered as an option in_the_sales_catalogue. Two jump seats were placed  behind the driver's_seat using_identical materials to_the originally equipped standard TR4. A wood-rimmed wheel with riveted_perimeter was fitted to some models along_with auxiliary lamps under the front