In relation to motorsport, Group T5 is a set of technical specifications for prototype cross-country trucks used in

off-road Off-roading is the activity of driving or riding in a vehicle on unpaved surfaces such as sand, gravel, riverbeds, mud, snow, rocks, and other natural terrain. Types of off-roading range in intensity, from leisure drives with unmodified vehicl ...

Cross-Country Rallying (also called Rally Raid). The group is governed by the

Fédération Internationale de l'Automobile The Fédération Internationale de l'Automobile (FIA; en, International Automobile Federation) is an association established on 20 June 1904 to represent the interests of motoring organisations and motor car users. It is the governing body for ...

(FIA) and defined in appendix J, article 287 of its

International Sporting Code The International Sporting Code (ISC) is a set of rules which are valid for all auto racing events that are governed by the Fédération Internationale de l'Automobile (FIA). North American domestic racing, such as NASCAR and IndyCar are outside th ...

. The FIA launched prototype trucks as

Group T4 In relation to motorsport, Group T4 is a set of technical specifications for modified production cross-country side-by-side vehicles used in off-road Cross-Country Rallying (also called Rally Raid). The group is governed by the Fédération Int ...

in 1990, however the Groups T were restructured in 2020 when lightweight vehicles were introduced and the number of car groups were reduced. As part of this Group T4 trucks became Group T5.

Competition

Group T5 trucks competed in the

FIA Cross Country Rally World Cup The FIA World Cup for Cross-Country Rallies was a rally raid series organised by the FIA, culminating with a champion driver, co-driver, and team; with additional trophies awarded to T2 and T3 drivers & teams. Starting with the 2011 season, the p ...

since its inception in 1993, and since 2022 in the

World Rally-Raid Championship The World Rally-Raid Championship (officially abbreviated as W2RC) is a rally raid series organised by the Amaury Sport Organization and co-sanctioned by the FIA and FIM. The championship's seasons culminate with world championship titles in both ...

. However T5 trucks are not eligible to compete for the general classification or have a group classification title. The trucks can only compete for local rally raid victories or class victories.

Regulations

Trucks eligible for Group T5 must comply with a fixed set of rules according to Appendix J, article 287. The

homologation Homologation (Greek ''homologeo'', ὁμολογέω, "to agree") is the granting of approval by an official authority. This may be a court of law, a government department, or an academic or professional body, any of which would normally work fr ...

requirement was removed in 2020, each truck may be based from a series-production run of at least 200 units, or based on a chassis of a set FIA standard. The weight has a minimum of 6760 kg, or 8760 kg for vehicle with engines over 10,000cc. Despite certain modifications, the engine is a stock production engine with a maximum displacement of 13000cc. Because of safety regulations, the cabs have a very strong homologated

roll cage A roll cage is a specially engineered and constructed frame built in (or sometimes around, in which case it is known as an exo cage) the passenger compartment of a vehicle to protect its occupants from being injured or killed in an accident, pa ...

. A diagonal bar in the rear of the roll cage is mandatory. More diagonal struts are advised.

Classes

Within the World Rally Raid Championship, T5 classes may include FIA specification trucks or those permitted by the 2021 ASO Dakar Auto regulations which includes sub groups to Group T5:Categories
- Dakar Rally *Group T5.1: Series production truck built according to FIA Group T5 regulations. *Group T5.2: Modified truck conforming to ASO regulations and homologation. *Group T5.3: Support trucks

List of Group T4 (pre-2020) homologated vehicles

References

External Links