Yamaha RD 350 (6-speed) Dimensions (Length, Width & Seat Height)

The Yamaha RD 350 (6-speed) motorcycle dimensions for 1973-1974 is length 81 in (2,057 mm), width 39 in (990 mm), wheelbase 52 in (1,321 mm), seat height 31.5 in (800 mm), and the ground clearance is 6.4 in (163 mm).

Yamaha RD 350 (6-speed) dimensions at a glance

Overall length
81 in (2,057 mm)
nose to tail
Overall width
39 in (990 mm)
widest listed point
Wheelbase
52 in (1,321 mm)
axle-to-axle distance
Seat height
31.5 in (800 mm)
rider seat height
Ground clearance
6.4 in (163 mm)
lowest listed clearance

Dimension charts

Position within similar Yamaha models

Representative dimensions shown within the observed range for comparable Yamaha models in the same category.

Length81 in (2,057 mm)
Observed category range: 70.3 in (1,785 mm) to 85.6 in (2,175 mm)
Width39 in (990 mm)
Observed category range: 15.7 in (400 mm) to 39 in (990 mm)
Wheelbase52 in (1,321 mm)
Observed category range: 46.9 in (1,190 mm) to 59.1 in (1,500 mm)
Seat height31.5 in (800 mm)
Observed category range: 29.3 in (745 mm) to 33.3 in (845 mm)
Clearance6.4 in (163 mm)
Observed category range: 4.9 in (125 mm) to 12.6 in (321 mm)

Compared with the category median

Percentile and median comparisons use the same comparable Yamaha model group.

Length30th percentile
This model
81 in (2,057 mm)
Category median
81.7 in (2,075 mm)
0.7 in below the category median from 15 comparable Yamaha models.
Width96th percentile
This model
39 in (990 mm)
Category median
32.1 in (815 mm)
6.9 in above the category median from 14 comparable Yamaha models.
Wheelbase21st percentile
This model
52 in (1,321 mm)
Category median
55.3 in (1,405 mm)
3.3 in below the category median from 17 comparable Yamaha models.
Seat height41st percentile
This model
31.5 in (800 mm)
Category median
31.9 in (810 mm)
0.4 in below the category median from 16 comparable Yamaha models.
Clearance82nd percentile
This model
6.4 in (163 mm)
Category median
5.5 in (140 mm)
0.9 in above the category median from 14 comparable Yamaha models.

Dimension changes by model year

The comparable supplied dimensions do not show a meaningful model-year change.

Useful dimension ratios

Seat height feel

About 31.5 in — a seat height around the category middle. This is a geometry comparison, not a guarantee of rider fit.

Wheelbase / length

64.2% of overall length. This shows how much of the bike’s total length is axle-to-axle distance rather than overhang.

Length beyond wheelbase

About 29 in (736 mm) combined beyond the axle-to-axle distance.

Bounding-box footprint

About 21.9 sq ft (2.04 m²), calculated from listed overall length × width. Useful for rough storage planning.

Clearance / wheelbase

12.3%. A simple ratio showing listed ground clearance relative to wheelbase.

How its dimensions compare

Compared with other Yamaha models in the same Bikez category where enough usable data is available.

Dimension This model Category median Difference
Overall length 81 in (2,057 mm) 81.7 in (2,075 mm) 0.7 in below median
Width 39 in (990 mm) 32.1 in (815 mm) 6.9 in above median
Wheelbase 52 in (1,321 mm) 55.3 in (1,405 mm) 3.3 in below median
Seat height 31.5 in (800 mm) 31.9 in (810 mm) 0.4 in below median
Ground clearance 6.4 in (163 mm) 5.5 in (140 mm) 0.9 in above median

Yamaha RD 350 (6-speed) dimensions by year

Year Length Width Height Wheelbase Seat height Ground clearance
1974 81 in (2,057 mm) 39 in (990 mm) 52 in (1,321 mm) 31.5 in (800 mm) 6.4 in (163 mm)

Yamaha RD 350 (6-speed) dimensions FAQ

Is the Yamaha RD 350 (6-speed) seat height low or tall?

The representative seat height is 31.5 in (800 mm), which is a seat height around the category middle. 0.4 in below the category median.

Does the Yamaha RD 350 (6-speed) have a short or long wheelbase?

The representative wheelbase is 52 in (1,321 mm), giving the Yamaha RD 350 (6-speed) a shorter-than-typical wheelbase. 3.3 in below the category median. The wheelbase is about 64.2% of overall length.

How much ground clearance does the Yamaha RD 350 (6-speed) have?

The representative ground clearance is 6.4 in (163 mm), which is among the highest ground-clearance figures in its category. 0.9 in above the category median.

Is the Yamaha RD 350 (6-speed) compact or large?

The representative overall length is 81 in (2,057 mm), making the Yamaha RD 350 (6-speed) shorter than most comparable Yamaha models. 0.7 in below the category median. Its rough length × width storage footprint is about 21.9 sq ft (2.04 m²).

Did the Yamaha RD 350 (6-speed) dimensions change much by year?

Not really based on the supplied comparable figures. The available model-year data does not show a meaningful geometry change.

What is the main dimension takeaway for the Yamaha RD 350 (6-speed)?

The main listed figures are overall length 81 in (2,057 mm), wheelbase 52 in (1,321 mm), seat height 31.5 in (800 mm), and ground clearance 6.4 in (163 mm). Its clearance-to-wheelbase ratio is about 12.3%, which is a simple way to relate ground clearance to the bike’s axle spacing.