Ajax Pickering Transit Authority
The Ajax Pickering Transit Authority (APTA) was formed in 2001 with the merger of Ajax Transit and Pickering Transit operations. On January 1, 2006, APTA became part of Durham Region Transit.
All-Time Conventional Fleet
| Fleet Number Range | Year | Manufacturer | Model Number | Engine | Transmission | Notes |
|---|---|---|---|---|---|---|
| 2001-08 | 1999 | BIA | Orion 06.501 | Detroit Diesel Series 50 | Allison B400R | Ex. Pickering Transit, to DRT 8001-08 |
| 2009-11 | 1999 | BIA | Orion 06.501 | Detroit Diesel Series 50 | Allison B400R | Ex. Ajax Transit, to DRT 8009-11 |
| 2012-13 | 1994 | OBI | Orion 05.501 | Detroit Diesel Series 50 | Voith D863 | Ex. Ajax Transit, to DRT 8012-13 |
| 2014-15 | 1994 | OBI | Orion 05.501 | Cummins L10 | Voith D863 | Ex. Pickering Transit, to DRT 8014-15 |
| 2016-17 | 1992 | OBI | Orion 05.501 | Detroit Diesel 6V92 | Voith D863 | Ex. Ajax Transit, to DRT 8016-17 |
| 2018-19 | 1992 | OBI | Orion 05.501 | Cummins L10 | Voith D863 | Ex. Pickering Transit, to DRT 8018-19 |
| 2020 | 1990 | OBI | Orion 05.501 | Detroit Diesel 6V92 | Voith D863 | Ex. Ajax Transit, to DRT 8020 |
| 2021 | 1990 | OBI | Orion 01.507 | Detroit Diesel 6V92 | Voith D863 | Ex. Pickering Transit, to DRT 8021 |
| 2022-23 | 1989 | OBI | Orion 05.501 | Detroit Diesel 6V92 | Voith D863 | Ex. Ajax Transit, to DRT 8022-23 |
| 2024-25 | 1989 | OBI | Orion 01.507 | Detroit Diesel 6V92 | Voith D863 | Ex. Pickering Transit, to DRT 8024-25 |
| 2026-29 | 1988 | NFI | D40 | Detroit Diesel 6V92 | Voith D863 | Ex. Ajax Transit, to DRT 8026-29 |
| 2030-31 | 1988 | OBI | Orion 01.508 | Detroit Diesel 6V71 | Allison | Ex. Ajax Transit, to DRT 8030-31 |
| 2032-33 | 1988 | OBI | Orion 01.507 | Detroit Diesel | Allison | Ex. Pickering Transit, to DRT 8033 |
| 2034-35 | 1987 | OBI | Orion 01.508 | Detroit Diesel 6V71 | Allison | Ex. Ajax Transit |
| 2036 | 1987 | OBI | Orion 01.507 | Detroit Diesel | Allison | Ex. Pickering Transit, to DRT 8036 |
| 2037-38 | 1997 | MTB | Glider | Detroit Diesel | Allison | Ex. Pickering Transit, to DRT 8037-38 |
| 2039 | 1986 | OBI | Orion 01.508 | Detroit Diesel 6V71 | Allison | Ex. Pickering Transit, to DRT 8039 |
| 2040 | 1985 | OBI | Orion 01.507 | Detroit Diesel | Allison | Ex. Pickering Transit, to DRT 8040 |
| 2041 | 1984 | OBI | Orion 01.507 | Ex. Ajax Transit | ||
| 2042-43 | 1984 | OBI | Orion 01.502 | Detroit Diesel | Allison | Ex. Pickering Transit, to DRT 8042-43 |
| 2044 | 1982 | OBI | Orion 01.504 | Detroit Diesel | Allison | Ex. Pickering Transit, to DRT 8044 |
| 2045 | 1981 | OBI | Orion 01.502 | Ex. Ajax Transit | ||
| 2046-47 | 1979 | GMDD | T6H-4523N | Ex. Ajax Transit | ||
| 2048 | 1982 | GMDD | T6H-5307N | Detroit Diesel 6V71N | Allison V730 | Ex. STCUM 25-055 |
| 2049 | OBI | Orion 05.501 | ||||
| 2050-55 | 2003 | OBI | Orion 05.501 | Detroit Diesel Series 50 EGR | Voith D863 | to DRT 8050-55 |
| 2060-61 | 1990 | OBI | Orion 05.501 | Detroit Diesel 6V92TA | Allison HTB-748 | Ex. RGRTA to DRT 8060-61 |
| 2062-65 | 1992 | OBI | Orion 05.501 | Detroit Diesel 6V92TA | Allison HT-748 | Ex. PaTransit to DRT 8062-65 |