Valtra 6550 - Page 717

T --- PA
The letter has been stamped on the LH side of the gearbox.
186
Model Code Page
42. Gearbox
420 2B
6000--8950
1. 8. 2000
1. 9. 2002
Transmission 460: 8200, 8400
(668103---), 8050 and 8150 (---F32103) (DPS 460, gearbox 450, rear axles 450, PTO 450.
Letter Type Number Ratio Spare part Z Z 4WD
of gears front/rear number
P 40 km/h DPS 36 1,309 33094900 Z8/42 Z29/45
30 km/h DPS 33 1,309 33094900 Z8/42 Z29/45
O 40 km/h DPS, AVO 36 1,309 33094800 Z8/42 Z29/45
30 km/h DPS, AVO 33 1,309 33094800 Z8/42 Z29/45
S 50 km/h DPS 36 1,315 33095100 Z9/38 Z33/41
R 50 km/h DPS, AVO 36 1,315 33095000 Z9/38 Z33/41
Transmission 650: 8450-- 8750, 8050 and 8150 (F32104 ---), 6600 and 6800 (G01401---)
6250Hi-- 8950Hi (K36108--- ), 8350Hi--8950Hi (--- L32105)
Transmission 550: 6200--6550Hi (J12242--- ), 6200-- 6400 (K41106 ---)
(DPS 650, gearbox 650/550, rear axles 450/650, PTO 650).
Note! Transmission 550 is the same as 650, but 550 has only two differential pinions, 650 has four. The 4WD ratio is different.
Letter Type Number Ratio Ratio Spare part Z Z 4WD
of gears front/rear fro nt/rear number
(SIGE) (CARRARO)
T (650) 40 km/h DPS, AVO 36 1,309 33086100 Z8/42 Z29/45
U (650) 40 km/h DPS 36 1,309 33086200 Z8/42 Z29/45
V (650) 50 km/h DPS, AVO 36 1,315 33086300 Z9/38 Z33/41
Y (650) 50 km/h DPS 36 1,315 33086400 Z9/38 Z33/41
EA (650 Hi) 40 km/h DPS, AVO 36 1,309 1,320 33511900 Z8/42 Z29/45
FA (650 Hi) 40 km/h DPS 36 1,309 1,320 33512000 Z8/42 Z29/45
GA (650 Hi) 50 km/h DPS, AVO 36 1,315 1,326 33512100 Z9/38 Z33/41
HA (650 Hi) 50 km/h DPS 36 1,315 1,326 33512200 Z9/38 Z33/41
IA (650 Hi) 40 km/h *) DPS, AVO 36 1,315 1,326 33673200 Z9/38 Z33/41
JA (650 Hi) 40 km/h *) DPS 36 1,315 1,326 33673300 Z9/38 Z33/41
KA (550 Hi) 40 km/h DPS, AVO 36 1,339 33757600 Z8/42 Z29/44
LA (550 Hi) 40 km/h DPS 36 1,339 33757700 Z8/42 Z29/4
MA (550) 40 km/h DPS, AVO 36 1,339 34257500 Z8/42 Z29/44
NA (550) 40 km/h DPS 36 1,339 34257600 Z8/42 Z29/44
OA (550) 40 km/h AVO 12 1,337 34257700 Z11/37 Z38/37
PA (550) 40 km/h 12 1,337 34257800 Z11/37 Z38/37
DPS=Delta Power Shift
AVO=Ground speed PTO
Ratio front/rear=ratio between the front and rear axle. E.g. Front wheels rot ate 1,332 turns/1 rear wheel turn.
Z=numberofteethonpinion/crownwheel.
Z4WD=number of teeth on the 4WD gear wheels in the gearbox.
Part no=spare part number of the complete gearbox.
*) Low revs tractor