Machinery ·John Deere ·Motor Graders
John Deere 770A
The John Deere 770A is a motor grader built by John Deere. Most units reaching the used market were built around 1981. It is common in the North American used market. About 85% of units have an enclosed cab, 9% of those with air conditioning. Units are highly standardised (consistency score 89). Typical hours at resale: 2,000–5,000 h.
Overview
| Manufacturer | John Deere |
|---|---|
| Type | Motor Graders |
| Category | Motorgrader |
| Size class | 100-150 hp |
| Built around | 1981 |
| Used-market presence | common |
| Hours at resale | 2,000–5,000 h |
| Enclosed cab | 85% of units |
| Air conditioning | 9% of enclosed units |
| Configuration consistency | 89 / 100 |
How units are configured
Share of units observed in the used market with each option.
| Drive | No 100% All Wheel Drive 0% |
|---|---|
| Cab | EROPS 77% OROPS 15% EROPS w AC 7% |
| Hydraulics | Base + 1 Function 98% Standard 1% 2 Valve 0% |
| Blade width | 14' 59% 12' 36% 13' 5% 16' 1% |
| Ripper | Yes 100% |
| Scarifier | Yes 100% |
| Tip control | Sideshift & Tip 87% Tip 13% |
| Tyre size | 14" 90% 17.5" 8% 13" 2% |
Other John Deere 770 variants
| Model | Size | Built around | Used market | Enclosed cab |
|---|---|---|---|---|
| John Deere 770 | 100-150 hp | 1977 | common | 80% |
| John Deere 770AH | 100-150 hp | 1984 | rare | — |
| John Deere 770B | 100-150 hp | 1989 | common | 88% |
| John Deere 770BH | 100-150 hp | 1992 | common | 93% |
| John Deere 770CH | 100-150 hp | 1998 | common | 95% |
| John Deere 770C | 100-150 hp | 2000 | known | 95% |
| John Deere 770CHII | 150-200 hp | 2002 | known | — |
| John Deere 770D | 100-150 hp | 2006 | known | — |
Comparable machines from other brands
| Model | Make | Size | Built around | Used market | Enclosed cab |
|---|---|---|---|---|---|
| Caterpillar 140G | Caterpillar | 100-150 hp | 1986 | very common | 89% |
| Caterpillar 12G | Caterpillar | 100-150 hp | 1981 | very common | 78% |
| Caterpillar 14G | Caterpillar | 100-150 hp | 1980 | very common | 87% |
| Caterpillar 12HNA | Caterpillar | 100-150 hp | 1998 | very common | 97% |
| Caterpillar 14E | Caterpillar | 100-150 hp | 1970 | common | 74% |
| Caterpillar 130G | Caterpillar | 100-150 hp | 1978 | common | 90% |
| Champion 720A | Champion | 100-150 hp | 1993 | common | 84% |
| Galion 850 | Galion | 100-150 hp | 1993 | common | 92% |
Source
Configuration profiles derived from North American auction records, used with the data owner's permission. Figures describe units observed in the used market, not factory specifications.