| Deutsch | Abb | Englisch |
|---|
| Rad | | tyre; wheel |
| Radblockierung | | wheel lock-up |
| Radeinstellung | | wheel alignment |
| Rädergetriebe | | gear train |
| Radkappe | | hub cap |
| Radkasten | | wheel arch |
| Radnabe | | wheel hub; hub |
| Radschlupf | | wheel slip |
| Radstand | | wheel base |
| Radsturz | | camber |
| Radvermessung | | wheel alignment |
| Radwechsel im Uhrzeigersinn | | tyre rotation |
| Radzierkappe | | hub plate |
| raffinieren | | refine |
| Rahmen | | chassis; frame |
| Rallye | | rally |
| Rangierwagenheber | | trolley jack |
| rasseln | | clatter |
| Rate | | rate |
| Ratsche | | ratchet |
| Ratschenschlüssel | | ratchet spanner |
| rattern | | rumble |
| Rauhheit | | roughness |
| rechte Seite | | Right hand side (RHS) |
| Rechter Hand; rechts | | Right hand (RH) |
| Rechtslenker | | Right hand drive (RHD) |
| rechtwinklig | | perpendicular |
| Reduktionsgetriebe | | reduction gear |
| Reduktionsgetriebegehäuse | | reduction gear case |
| Reduzierstück | | restrictor |
| regelmäßig | | regular |
| regeln | | govern |
| Regelwartung | | routine maintenance |
| Regenrinne | | weatherstrip |
| Regler | | control; dynamo governor; governor; voltage regulator |
| regulär | | regular |
| reiben | | grate |
| Reibradgetriebe | | friction drive |
| Reibung | | friction |
| Reibungskupplung | | friction clutch |
| Reibungsstoßdämpfer | | friction shock absorber |
| Reifen | | tyre |
| Reifendecke | | tyre |
| Reifengröße | | tyre size |
| Reifenhalter | | tyre carrier |
| Reifennachlauf | | caster; castor |
| Reifenpanne | | flat |
| Reifenschlauch | | inner tube |
| Reifenschulter | | shoulder |
| Reifenüberdruck | | overinflation |
| Reifenwechsel | | tyre change |
| Reiheneinspritzpumpe | | multi-cylinder injection pump |
| Reihenmotor | | in-line engine |
| Reihenschaltung | | series connection |
| reinigen | | clean |
| Reiniger | | cleaner |
| Reinigungsmittel | | purifier |
| Reisegeschwindigkeit | | cruising speed |
| reißen | | split |
| Reißnadel | | scriber |
| Relais | | relay |
| Rennmotor | | racing engine |
| Rennwagen | | racing car |
| Renovierung | | renovation |
| Reparatur | | repair |
| Reparaturhandbuch | | repair manual |
| reparieren | | mend; repair |
| Reserve | | surplus |
| Reserverad | | spare wheel |
| Reservetank | | emergency tank |
| restaurieren | | restore |
| Richtigstellung | | correction |
| Richtlinie der Europäischen Kommission Stufe 3 | | European commission directive stage 3 (ECD3) |
| Richtung | | direction |
| Riefe | | score |
| Riegel | | bar; latch; lock striker |
| Riemenantrieb | | belt drive |
| Riemenscheibe | | pulley |
| Riemenscheibe (der Lichtmaschine) | | alternator pulley |
| Riemenspanner | | belt tightener |
| Riemenspannrolle | | belt tightener |
| Rille | | groove; score; slot |
| ringförmiger Filter | | screening ring |
| Rippe | | fin; rib |
| Riß | | crack |
| Ritzel | | cog; pinion; sprocket |
| Rohöl | | crude oil |
| Rohr | | pipe; tube |
| Röhrenkühler | | cellular radiator |
| Rohrknie | | elbow; knee |
| Rohrleitung | | conduit |
| Rohrrahmen | | tubular frame |
| Rohrschelle | | pipe retaining clip |
| Rohrschlinge | | coiled pipe |
| Rollenkäfig | | roller cage |
| Rollenlager | | roller bearing |
| Rollenprüfstand | | dynamometer |
| Rost | | rust |
| Rostschutz | | anti-rust |
| Rostschutzgrundierung | | rust-preventive primer |
| Rostvorsorge | | rust-prevention |
| Rot Grün Blau (Farbsystem) | | Red green blue (RGB) |
| rotierend | | rotary |
| Rotor | | rotor |
| Rotorpumpe | | eaton pump |
| ruckartig | | jerky |
| Rückenlehne | | seat back; sqab |
| Rückfahrleuchte | | reverse lamp; reversing light |
| Rückfahrlichtschalter | | reverse lamp switch |
| Rückfenster | | rear window |
| Rückförderpumpe | | return pump |
| rückgängig machen | | undo |
| Rückholfeder | | pull-back spring; retracting spring; return spring |
| Rücklauf | | recoil |
| Rücklaufleitung | | return line |
| Rücklaufwelle | | reverse gear shaft |
| Rückleitung | | return line |
| Rückleuchte | | tail lamp; tail light |
| Rückleuchten | | rear lights |
| Rückschlagventil | | check valve |
| Rückspiegel | | mirror |
| rückstellen | | reset |
| Rückstellfeder | | return spring |
| Rückwärtsgang | | reverse gear |
| Ruhelage | | rest position |
| Ruhestellung | | rest position |
| rumpeln | | rumble |
| runde Polklemme | | ring terminal |
| Rundlauf | | run-out |
| Rundzange | | round nose pliers |
| Ruß | | soot |
| rutschen | | slide |
| rutschende Kupplung | | slipping clutch |
| rüttelfest | | shake proof |
English